Carrying value of loans Carrying amount of loans and investments before reserves related to VIEs SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate Origination Year 2020 Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year Bridge loan, six multifamily properties Bridge loan, six multifamily properties [Member] Information pertaining to bridge loan used to purchase six multifamily properties. Loans held-for-sale 90 or more days past due Financing Receivable Recorded Investments Past Due Amount of financing receivable past due. Allowance for credit losses: Financing Receivable, Allowance for Credit Loss [Roll Forward] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Valuation allowance Valuation Allowance for Impairment of Recognized Servicing Assets, Balance Agreements and Transactions with Related Parties Related Party Transaction [Line Items] CLO 19 CLO 19 [Member] This member stands for collateralized loan obligations nineteen. Award Type [Domain] Award Type [Domain] Investment, Name [Domain] Investment, Name [Domain] Interest in a real estate investment (as a percent) Percentage of Interest Real Estate The percentage of interest in a real estate investment. Weighted average accrual rate of interest (as a percent) Impaired Financing Receivable, Weighted Average, Accrual Rate of Interest Represents the weighted average accrual rate of interest of impaired financing receivables. Collateral, Restricted Cash Cash Collateral for Borrowed Securities Loss-Sharing Obligation Performance Guarantee [Member] Interest Deferral, Extended Maturity, And Interest Forgiveness Interest Deferral, Extended Maturity, And Interest Forgiveness [Member] Interest Deferral, Extended Maturity, And Interest Forgiveness Charge-offs, 2023 Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff Noncontrolling interest in equity method investment acquired (as a percent) Equity Method Investment Noncontrolling Interest Acquired Represents the percentage of noncontrolling interest in the equity method investment acquired by the entity. Number of loans for which no provision for loan loss made Number of Loan for which No Provision for Loan Loss Made Represents the number of loans for which the value of the collateral securing the loan was less than the carrying value of the loan for which the entity has not recorded a provision for loan loss. Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] Beginning balance Ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value 4.50% Notes 4.50% Convertible Notes [Member] Represents information pertaining to senior unsecured notes percentage. Realized gains recorded in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings, Realized Amount of realized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). Number of shares available under the amended agreement (in shares) Number of Shares Authorized to be Issued under Agreement Represents the number of shares permitted to be issued under the equity offering plan. 2028 Lessee, Operating Lease, Liability, to be Paid, Year Five Weighted average fixed interest rate Held To Maturity Securities Weighted Average Fixed Interest Rate Percentage of held to maturity securities weighted average fixed interest rate. Equity Equity [Text Block] Percentage of ownership interest of related party in the entity Related Party Ownership Percentage Represents the percentage of ownership of common stock or equity participation owned by related party. Hotel Hotel [Member] Percentage of loan assumption fee Percentage of Loan Assumption Fee Represent information pertaining to percentage of loan assumption fee. Ownership [Axis] Ownership [Axis] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Proceeds from sale Proceeds from Sale of Equity Participation in Property Proceeds from sale of equity participation interest in property. Director Director [Member] Customer [Axis] Customer [Axis] Federal Deferred Federal Income Tax Expense (Benefit) CLO 14 CLO 14 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XIV"). Provisions reversal for loan repayments Loss Contingency Accrual Provision Reversal for Loan Repayments Amount of provision reversal for loan repayments. Preferred stock, cumulative, redeemable, $0.01 par value: 100,000,000 shares authorized, shares issued and outstanding by period: Special voting preferred shares - 16,293,589 and 16,325,095 shares, 6.375% Series D - 9,200,000 shares, 6.25% Series E - 5,750,000 shares, 6.25% Series F - 11,342,000 and 8,050,000 shares Preferred Stock, Value, Issued Lawsuits filed by Extended Stay Litigation Trust (the Trust) Lawsuits filed by Extended Stay Litigation Trust (the Trust) [Member] Represents the information pertaining to the lawsuits filed by the Extended Stay Litigation Trust (the Trust) formerly the Extended Stay, Inc. and the Homestead Village L.L.C. family of companies (together ESI). Subsequent Event Type [Domain] Subsequent Event Type [Domain] Distributions to stockholders and non-controlling interest Payments of Ordinary Dividends, Common Stock Diluted earnings per common share (in dollars per share) Earnings Per Share, Diluted Wakefield Investment Holdings Llc Wakefield Investment Holdings Llc [Member] Represents the information pertaining to Wakefield Investment Holdings LLC . ACM Acquisition Agency Platform Acquisition [Member] Represents the acquisition of the agency platform (the "ACM Agency Business") of our Manager. Schedule of Dividends Payable Schedule of Dividends Payable [Table Text Block] Texas TEXAS Land Land and Land Improvements [Member] Arbor Residential Investor LLC Arbor Residential Investor LLLC [Member] Represents the investment in Arbor Residential Investor, LLC, an equity affiliate of the entity accounted under the cost method of accounting. Fifth Wall Ventures Fifth Wall Ventures III [Member] Represents the investment in Fifth Wall Ventures, an equity affiliate of the entity accounted under the equity method of accounting. Aggregate amount which the Trust would be seeking from the affiliates of the entity Loss Contingency Seeking of Amounts from Affiliates of Entity Represents the aggregate amount which the Trust would be seeking from the affiliates of the entity If the amended complaint is filed. Litigation Case [Axis] Litigation Case [Axis] Derivative Asset, Statement of Financial Position [Extensible Enumeration] Derivative Asset, Statement of Financial Position [Extensible Enumeration] Trading Symbol Trading Symbol Outstanding letters of credit Letters of Credit Outstanding, Amount Noncontrolling interest Payments to Acquire Equity Method Investments Loan committed Related Party, Loan Commitment Amount The minimum amount the entity agreed to fund under the related party commitment. Finite-Lived Intangible Assets, Excluding Servicing Contracts Finite-Lived Intangible Assets, Excluding Servicing Contracts [Member] The major class of finite-lived intangible asset, excluding contracts to service financial assets. SFR Commitments Contractual Obligations Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments. Loans Debt Securities [Member] Thereafter Finite-Lived Intangible Asset, Expected Amortization, after Year Five Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Gross Carrying Value Intangible Assets, Gross (Excluding Goodwill) Debt discount Amortization of Debt Discount (Premium) Securities Held-to-Maturity Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Arbor Realty Trust, Inc. stockholders’ equity: Equity, Attributable to Parent [Abstract] Schedule of Earnings per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Other assets and due from related party Other Assets, Consolidating Financial Information Amount of assets classified as other in the consolidating financial information. The amount in the consolidating financial information includes specific asset line items in the balance sheet to present a condensed financial information. Loans less than 3% Loans Less Than Three Percent [Member] Represents the member information pertaining to loans less than 3 percent. Derivative Liability, Statement of Financial Position [Extensible Enumeration] Derivative Liability, Statement of Financial Position [Extensible Enumeration] UPB of Loans to Equity Affiliates Affiliates Debt Instrument Principal Outstanding Amount of outstanding principal on mortgage loans due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Summary of Equity Method Investments Investments in and Advances to Affiliates [Table Text Block] Gain on sales, including fee-based services, net Gain (Loss) on Sales of Loans, Net Weighted average loan spread Weighted Average Loan Spread Weighted Average Loan Spread Level 1 Fair Value, Inputs, Level 1 [Member] Retail property Retail property [Member] This member stands for Retail Property. Deferred tax assets, net Deferred Tax Assets, Net of Valuation Allowance Carrying Value Reported Value Measurement [Member] Maximum exposure under guaranty Guarantor Obligations, Maximum Exposure, Undiscounted Payoffs and paydowns of loans and investments Proceeds from Payoffs and Paydowns of Loans and Investments Represents the cash inflow during the reporting period in respect of payoffs and paydowns of loans and investments held by the reporting entity. Number of votes per share (in shares) Number of Votes Number of voting rights per share. Equity Components [Axis] Equity Components [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Time Based Vesting Equity Award Time Based Vesting Equity Award [Member] Represents information pertaining to Time based vesting equity awards. Loans and Investments SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] Investment Type [Axis] Investment Type [Axis] Principal reduction SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Period Increase (Decrease) Derivative Asset, Measurement Input [Extensible List] Derivative Asset, Measurement Input [Extensible Enumeration] 2025 Long-Term Debt, Maturity, Year Two Allowance for credit losses Allowance for credit losses Allowance for credit losses, beginning balance Allowance for credit losses, ending balance Loans and investments, net allowance for credit losses Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest Agency Business Loan Sales Data: Loan Sales Data [Abstract] No definition available. Entity Small Business Entity Small Business Financing receivable, accrual rate Financing Receivable, Accrual Rate Financing Receivable, Accrual Rate Interest Rate Movement Effect Effect of Interest Rate Movement Amount of impairment on our loans held-for-sale related to changes in market interest rates. Investments [Domain] Investments [Domain] 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Four Local Phone Number Local Phone Number Freddie Mac Mortgage Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member] Vested on Grant Date Vested on grant date [Member] This member stands for shares vested on grant date. Contractual Commitments [Table] Contractual Commitments [Table] Disclosure of contractual commitments of the entity. Notional Value Notional/ Principal Amount Derivative, Notional Amount SFR - Fixed Rate Single Family Rental Bonds [Member] The member represents the structured single family rental bonds. Measurement Frequency [Axis] Measurement Frequency [Axis] OP units outstanding (in shares) Operating Partnership Units, Units Outstanding The number of operating partnership units outstanding. Outstanding principal balance repaid Repayment Amount Of Outstanding Principal Amount Of debt The cash outflow of amount used for repaying the outstanding principal amount of debt. RSUs Restricted Stock Units (RSUs) [Member] Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] Schedule of Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits, by Title of Individual and by Type of Deferred Compensation [Table] Impact of adopting CECL Impact Of Adopting Current Expected Credit Losses Amount of impact of adopting current expected credit losses Equity Participation Interest Equity Participation Interest [Member] Represents the information pertaining to Equity Participation Interest. Retirement Benefits [Abstract] Retirement Benefits [Abstract] Schedule of Maturities of Operating Lease Liabilities Contractual Obligation, Fiscal Year Maturity [Table Text Block] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Financing receivable, total fixed rate Financing Receivable, Total Fixed Rate Financing Receivable, Total Fixed Rate Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Restricted stock vested during period, net settled (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period, Net Settled The number of equity-based payment instruments, excluding stock (or unit) option, that vested net settled during the reporting period. After one year through five years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Proceeds from sale of loans and investments Proceeds from Sale and Collection of Loans Receivable Unfunded commitments related to structured loans and investments Loans and Investments Unfunded Commitments Represents the amount of outstanding unfunded commitments related to loans and investments that the entity is obligated to fund as the borrowers meet certain requirements. Public Offering Public offering [Member] This member stands for sale of stock by a private company to the public. Goodwill and other intangible assets Intangible Assets, Net (Including Goodwill) Weighted average shares outstanding (in shares) Weighted Average Number Of Shares Outstanding, Basic 1 Weighted average number of shares outstanding, basic 1. Percentage of loss obligation on UPB Percentage Of Loss On Unpaid Principle Balance Represents percentage of loss on unpaid principle balance as an obligation to partially guarantee the performance of the loan. Fannie Mae Fannie Mae Federal National Mortgage Association Loans [Member] This member represents the information pertaining to loans receivable under Federal National Mortgage Association (FNMA or Fannie Mae). Unrealized gains recorded in earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings, Unrealized Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). Current Current Interest Coverage Ratio, Covenant Compliance Represents the interest coverage ratio maintained during the period under covenant compliance. Interest coverage ratio is calculated by dividing interest income by interest expense for the classes senior to those retained by the entity. Interest expense Interest Expense, Debt Grantee Status [Axis] Grantee Status [Axis] Increase in convertible debt Convertible Debt Award Type [Axis] Award Type [Axis] Special Mention Special Mention [Member] Grants during the period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Origination Year Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year Cash posted as collateral Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash, Offset Against Derivative Asset Distributions - common stock Dividends, Common Stock Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Hedging Designation [Axis] Hedging Designation [Axis] Accrued interest receivable related to loans Financing Receivable, Accrued Interest, before Allowance for Credit Loss Agreements and Transactions with Related Parties Related Party Transactions Disclosure [Text Block] Maturity date of March 2025 Maturity date of March 2025 [Member] Represents loans receivable with the maturity date as March 2025. Deferred fees Increase (Decrease) in Customer Liability, Deferred Revenue The increase (decrease) during the reporting period, excluding the portion taken into income, in the liability reflecting revenue yet to be earned for which cash or other forms of consideration was received or recorded as a receivable. Aggregate carrying value of impaired loans before reserves Impaired Financing Receivables Carrying Amount The carrying value of impaired financing receivables derived after deducting unearned revenue and other holdbacks. Derivative Financial Instruments Derivatives, Fair Value [Line Items] Schedule of Provision for Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Q Series securitization Q Series Securitization [Member] Represents information pertaining to Q series securitization. Leverage on loans and investment portfolio financed through credit facilities and repurchase agreements, excluding securities repurchase facility, working capital line of credit and security agreement used to finance leasehold and capital expenditure improvements at corporate office (as a percent) Leverage (as a percent) Leverage Capital to Loan and Investment portfolio Leverage capital divided by average loan and investment assets as defined in the agreements. Specifically reserved loan, loan loss reserve Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment Period over which matching contributions vest after year 5 Deferred Compensation Arrangement with Individual, Maximum Contractual Term Real Estate [Domain] Real Estate [Domain] Overcollateralization [Abstract] Overcollateralization [Abstract] Overcollateralization 2026 Lessee, Operating Lease, Liability, to be Paid, Year Three Total Finite-Lived Intangible Assets, Net Recently Adopted Accounting Pronouncements and Recently Issued Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Realized (loss) gain on derivatives Gain (Loss) on Sale of Derivatives Allowance for credit losses on impaired loans Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date Second Anniversaries Vesting Period Two [Member] This member represents the information pertaining to the second vesting period established by the entity. Number of defendants Loss Contingency, Number of Defendants ACM ACM [Member] Represents the information pertaining to Arbor Commercial Mortgage, LLC (ACM). Internal Credit Assessment [Axis] Internal Credit Assessment [Axis] Derivative financial instruments - Principal/Notional Amount Derivative Asset, Notional Amount Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization 2025 Lessee, Operating Lease, Liability, to be Paid, Year Two Interest income (including the amortization of discount) Investment Income, Interest Dilutive effect of OP Units (in shares) Incremental Common Shares Attributable to Dilutive Effect of Operating Partnership Units Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of operating partnership units. Acquisition purchase price Business Combination, Consideration Transferred Pass/Watch Pass Watch [Member] A category of financing receivables not considered to be pass, special mention, substandard, doubtful, and loss receivables. Percentage of maximum loss-sharing obligation unpaid principal balance Percentage Of Maximum Loss Sharing Obligation Of Unpaid Principal Balance Represents information pertaining to percentage of maximum loss-sharing obligation unpaid principal balance. Number of financing receivables modified during period Number of Financing Receivables Modified During Period Number of Financing Receivables Modified During Period Reimbursement for flights chartered by the company's executives Related Party Transaction, Reimbursement For Flights Chartered By Company's Executives The amount of reimbursements made to related party during the period for flights chartered by the company's executives. Security Exchange Name Security Exchange Name Transfers and Servicing [Abstract] Transfers and Servicing [Abstract] $200M credit facility $200M credit facility [Member] Represents information pertaining to the $200 million credit facility. Stock-Based Compensation Share-Based Payment Arrangement [Policy Text Block] Selling and administrative Selling, General and Administrative Expense Non-performing loans Nonperforming Financial Instruments [Member] 5.00% Notes 5.00% Convertible Notes, Dec 2028 [Member] 5.00% Convertible Notes, Dec 2028 Derivative Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Proceeds from issuance of collateralized loan obligations for acquiring additional loan obligations Proceeds From Issuance Of Collateralized Loan Obligations for Acquiring Additional Loan The cash inflow from amounts received from issuance of collateralized loan obligations for the purpose of acquiring additional loan obligations. Number of loans Number of Loans Originated Number Of Loans Under The Portfolio Represents the number of loans related to the real estate property under the loan portfolio. Loans, Investments and Securities Investment, Policy [Policy Text Block] Financing receivable, borrower requirement, capital improvements Financing Receivable, Borrower Requirement, Capital Improvements Financing Receivable, Borrower Requirement, Capital Improvements APL certificates APL certificates [Member] Represents information pertaining to agency private label certificates. Specifically reserved loan, UPB Financing Receivable, Individually Evaluated for Impairment Maximum Maximum [Member] Document Type Document Type Commercial Loan Commercial Loan [Member] Six Loans Collateralized by a Land Development Project Six loans collateralized by a land development project [Member] Represents six loans collateralized by a land development project with an unpaid principal balance. Fair value of future MSR Fair Value of Future Mortgage Servicing Rights Amount of fair value of future mortgage servicing rights. Total new loan originations New Loans Originated Amount of new loans originated during the period Origination Volumes Loans Originated Amount of loans originated during the period. Thereafter Long-Term Debt, Maturity, after Year Five Exposure to real estate debt Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Debt obligations Debt Obligation Amount debt obligations, including credit facilities, notes, collateralized loan obligations and related party financing. Unrealized gain Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain Chief Executive Officer Chief Executive Officer [Member] Federal Current Federal Tax Expense (Benefit) Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Management fee, percentage of gross revenues of underlying properties Property Management Fee, Percent Fee Business Acquisition [Axis] Business Acquisition [Axis] Capitalized mortgage servicing rights, net Beginning balance Ending balance Servicing Asset at Amortized Cost Total discount received Loans, Purchased with Credit Deterioration, Discount Received Classified as Noncredit Discount Amount of discount received attributable to other factors on loan purchased with credit deterioration, classified as noncredit discount. State Deferred State and Local Income Tax Expense (Benefit) Variable Rate [Axis] Variable Rate [Axis] Gain on sale of real estate Gain on sale of real estate Gains (Losses) on Sales of Investment Real Estate Replacement period Debt Instrument Financing Replacement Period Represents the replacement period of financing that allows the principal proceeds and sale proceeds (if any) of the loan obligations to be reinvested in qualifying replacement loan obligations. Title of 12(b) Security Title of 12(b) Security Interest income Interest Income, Operating Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Related Party [Domain] Related Party, Type [Domain] Loan loss reserves SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Write-down or Reserve, Amount Carrying Value Indefinite-Lived Intangible Assets (Excluding Goodwill) First Anniversaries Vesting Period One [Member] This member represents the information pertaining to the first vesting period established by the entity. Operating segments Operating Segments [Member] Collateralized loan obligations Collateralized Loan Obligations [Member] 5.00% Notes 5.00% Convertible Notes, 2026 [Member] This member stands for senior unsecured notes due in 2026. Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Fair Value of Servicing Rights Mortgage Servicing Rights (MSR) Impairment (Recovery) Distributions from operations of equity affiliates Distributions From Equity Affiliates Distributions from equity affiliates. Upsized amount Equity Method Investment, Upsized Amount Equity Method Investment, Upsized Amount Schedule of Loans Held-For-Sale, Net Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Entity Tax Identification Number Entity Tax Identification Number Distributions - preferred stock Dividends, Preferred Stock Unrealized Impairment Loss Unrealized impairment Losses Amount of unrealized impairment losses during the period. Statistical Measurement [Axis] Statistical Measurement [Axis] External Credit Rating, Non Investment Grade External Credit Rating, Non Investment Grade [Member] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Expenses not currently deductible Deferred Tax Assets Non Deductible Expenses Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from expenses not currently deductible. Interest expense related to cash coupon Interest Expense, Debt, Excluding Amortization Cumulative Effect, Period of Adoption [Axis] Cumulative Effect, Period of Adoption [Axis] Entity Interactive Data Current Entity Interactive Data Current Adjustments to reconcile net income to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Convertible senior unsecured notes, net Convertible Notes Payable Goodwill and Other Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Threshold for reporting loans (as a percent) Threshold Percentage for Reporting Loans The threshold percentage for reporting loans in the schedule of mortgage loans on real estate. Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Redemption - preferred stock (in shares) Preferred Stock, Accretion of Redemption Discount, Shares The amount of accretion of the preferred stock redemption discount during the period. Rate of Interest and Extended Maturity Rate of Interest and Extended Maturity [Member] Rate of Interest and Extended Maturity Other assets Other Assets [Member] Matures in May 2023 Matures in May 2023 [Member] Represents loans receivable with the maturity date as May 2023. Maturity period extension (in years) Debt Instrument Extension Term Debt instrument extension term of bridge loan during the period. Single‑Family Rental Real Estate Single Family Rental [Member] Represents the information pertaining to properties, such as apartments, duplexes and others that are constructed for use by single-family rental. Litigation settlement Gain (Loss) Related to Litigation Settlement Net operating and capital loss carryforwards Deferred Tax Assets Operating and Capital Loss Carryforwards Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards and capital loss carryforwards. Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Originations of loans held-for-sale Payment for Origination, Loan, Mortgage, Held-for-Sale Noncontrolling interest in equity method investment (as a percent) Equity Method Investment Noncontrolling Interest Represents information pertaining to the percentage of noncontrolling interest in equity method investment. Charge-offs, 2021 Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Weighted average shares outstanding (in shares) Weighted Average, Number Of Diluted, Shares Outstanding One Weighted Average, Number Of Diluted, Shares Outstanding One. Concentration risk threshold percentage Concentration Risk Threshold Percentage Percentage of there hold risk. Total other revenue Noninterest Income CLO VII CLO VII [Member] Represents information pertaining to securities collateralized by a pool of assets and which has three-year replacement period, stated maturity date of April 2026 and interest is variable based on one-month LIBOR. Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Summary of UPB and Net Carrying Value of Convertible Notes Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Hedging Activities and Derivatives Derivatives, Policy [Policy Text Block] Credit Default Swap Credit Default Swap [Member] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year One Internal Credit Assessment [Domain] Internal Credit Assessment [Domain] Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Securities, held-to-maturity, net - Principal/Notional Amount Held To Maturity Securities Notional Amount Represents the information pertaining to held to maturities notional amount. Allowance for loss sharing obligations Loss Sharing Obligations, Allowance Amount of allowance for loss sharing obligations. New loan originations SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, New Mortgage Loan (Gain) loss on derivative instruments, net Gain (Loss) on Derivative Instruments, Net, Pretax Maximum quantifiable liability Loss Contingency, Estimate of Possible Loss Auditor Location Auditor Location Employee Benefits Retirement Benefits [Text Block] $225M credit facility $225M credit facility [Member] This member stands for credit facility. Beginning balance (in shares) Ending balance (in shares) Shares, Outstanding Employee Benefits Defined Contribution Plan Disclosure [Line Items] Schedule of Variable Interest Entities [Table] Schedule of Variable Interest Entities [Table] Wtd. Avg. Last Dollar LTV Ratio (as percent) Last Dollar LTV Ratio Represents the weighted average loan to value ratio that is calculated by comparing the total of the carrying value of the company's loan and all senior lien positions within the capital stack to the fair value of the underlying collateral to determine the point at which the company will initially absorb a loss. $40M credit facility $40M Credit Facility [Member] $40M Credit Facility Schedule of Allowance for Loss-Sharing Obligations Schedule of Loss Contingencies by Contingency [Table Text Block] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Sale of Stock [Axis] Sale of Stock [Axis] Percentage of interest foregone Financing Receivable, Modified, Percentage Of Interest Deferred Percentage of interest foregone. Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Investing Activities Redemption of OP Units Payments for Redemption of Operating Partnership Units Amount of cash outflow to redeem operating partnership units Other Related Party Transactions Other Related Party Transactions [Member] Other Related Party Transactions Fixed rate of interest (as a percent) Mortgage Loans on Real Estate Fixed Interest Rate Represents the fixed interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans. Treasury futures Interest Rate Swap [Member] Debt Instrument [Axis] Debt Instrument [Axis] Independent living facilities Independent living facilities Represents information pertaining to independent living facilities. Shares repurchased, value Stock Repurchased and Retired During Period, Value Number of mortgage loans secured by property purchased from related party Related Party Transaction, Number of Mortgage Loans Secured by Property Purchased from Related Party Represents the number of mortgage loans secured by property purchased from the related party. Schedule of Pre-Tax GAAP Income Schedule Of Operating Income Loss [Table Text Block] Tabular disclosure of operating income loss. Measurement Input Type [Domain] Measurement Input Type [Domain] Servicing Asset at Amortized Cost [Table] Servicing Asset at Amortized Cost [Table] Sale of loans held-for-sale excluding acquired loans Proceeds from Sale of Loans Held-for-sale, Excluding Acquisition The cash inflow resulting from the sale of loans excluding loans acquired which are classified as held-for-sale, including proceeds from loans sold through mortgage securitization. No Other State No Other State [Member] This member stands for no other states. Total liabilities Liabilities of consolidated VIEs Liabilities Employee Benefits Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items] Total Current Income Tax Expense (Benefit) Balance as adjusted for the adoption of ASU 2020-06 Cumulative Effect, Period of Adoption, Adjusted Balance [Member] Measurement Frequency [Domain] Measurement Frequency [Domain] Title of Individual [Axis] Title of Individual [Axis] Preferred Stock, Dividends (in dollars per share) Preferred Stock, Dividends Per Share, Declared Mature date of April 2030 Mature date of April 2030 [Member] Represents loans receivable with the maturity date as April 2030. Related Party Transaction [Domain] Related Party Transaction [Domain] Servicing revenue, net Contractually Specified Servicing Fees, Amount, Net All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer, net of amortization of mortgage servicing rights (MSRs). Obligated funding percentage of mortgage delinquencies Funding Percentage Of Mortgage Delinquencies Funding percentage of mortgage delinquencies which includes principal and interest and servicing advances. Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Employee Compensation And Benefits Employee Compensation And Benefits [Member] Primary financial statement caption in which the reported facts about employee compensation and benefits have been included. Number of lawsuits consolidated Loss Contingency Number of Lawsuit Consolidated Represents the number of lawsuits consolidated. Unrealized impairment losses Unrealized Impairment Losses Before Carrying Value Amount of unrealized impairment losses before carrying value. Loans assumed Loans Assumed Diluted Earnings Per Share, Diluted, Other Disclosure [Abstract] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Abstract] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Abstract] Number of states Concentration Risk Number of States Over 4 Percent Revenues Number of states accounted for more than 4% of unpaid principal balance and related servicing revenues. CMBS/Conduit Commercial Mortgage Backed Security [Member] Represents information pertaining to CMBS loan (Commercial Mortgage Backed Security), also known as a conduit loan. It is a type of commercial mortgage that is packaged into a pool with other similar type commercial loans and securitized and sold in the secondary market to institutional investors. Amortization and accretion of interest and fees, net Amortization and Accretion of Interest, Fees, and Intangible Assets The aggregate net amount of amortization and accretion of interest, fees, and intangible assets. State Current State and Local Tax Expense (Benefit) SFR Permanent Loans SFR Permanent Loans [Member] SFR Permanent Loans Servicing revenue Contractually Specified Servicing Fees, Amount Preferred Stock Preferred Stock [Member] Investments in equity affiliates Investment in Equity Affiliates Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Loans Receivable [Domain] Loans Receivable [Domain] Represents type of loans receivable by maturity dates. Equity investments Equity Securities [Member] Schedule of Product and Geographic Concentrations in Servicing Revenue Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Supplemental cash flow information: Supplemental Cash Flow Information [Abstract] Schedule of the Loan Portfolio's Internal Risk Ratings and LTV Ratios by Asset Class Financing Receivable Credit Quality Indicators [Table Text Block] Charge-offs, Total Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff Accounting Standards Update [Axis] Accounting Standards Update [Axis] Schedule of Deferred Compensation Arrangement with Individual, Postretirement Benefits [Table] Schedule of Deferred Compensation Arrangement with Individual, Postretirement Benefits [Table] Loan loss reserves related to VIEs Financing Receivable, Allowance for Credit Loss Weighted average servicing fee (as a percent) Contractually Specified Servicing Fees, Percentage Percentage of servicing fee on loans. Other liabilities Other Liabilities Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Repurchase - common stock (in shares) Stock Repurchased During Period, Shares Treasury futures Treasury Futures [Member] Treasury Futures Reversal of allowance for credit losses Loans and Leases Receivable, Allowance, Reversal Amount of reversal of allowance to cover probable credit losses on loans and leases. Concentration risk, percentage Concentration Risk, Percentage Current tax provision: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Proceeds from issuance of preferred stock Proceeds from Issuance of Preferred Stock and Preference Stock Proceeds from Issuance of Preferred Stock and Preference Stock ASU 2020-06 Accounting Standards Update 2020-06 [Member] State and local income taxes, net of federal tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Five Guarantee obligations Guarantee Obligations Included In Allowance For Loss Sharing Obligations Amount of guarantee obligations included in allowance for loss-sharing obligations. Investment in real estate Real Estate Investments, Joint Ventures Third anniversaries Vesting Period Three [Member] This member represents the information pertaining to the third vesting period established by the entity. Schedule of Origination Data and Loan Sales Data Schedule of Origination Data and Loans Sales Data By Segment [Table Text Block] Tabular disclosure of the loan origination data and loan sales data for each reportable segment. Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Forward Contracts Forward Contracts [Member] Summary of Expected Amortization of Capitalized MSRs Recorded Summary of Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Class of Stock [Axis] Class of Stock [Axis] Number of defendants related to the entity Loss Contingency Number of Defendants Related to Company Represents related to the Company number of defendants related to the entity. Investments in Equity Affiliates Equity Method Investments and Joint Ventures Disclosure [Text Block] Capitalized mortgage servicing rights, net Capitalized Mortgage Servicing Rights, Net Represents capitalized mortgage servicing rights. Carrying Value Impaired loans, net Impaired Financing Receivable, Carrying Value Carrying value of impaired financing receivables. Dilutive effect of convertible notes (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Fourth Anniversaries Vesting Period Four [Member] This member represents the information pertaining to the vesting period four. Allowance for Credit Losses Financing Receivable, Excluding Accrued Interest, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date OP units hold as part of acquisition (in shares) Business Combination Consideration, Stock, Operating Partner Units Numbers of operating partnership units issued or issuable in consideration for the business combination. Unsecured financing provided by an unsecured lender to certain parent entities of the property owners Unsecured Debt 5.75% Notes 5.75% Convertible Notes [Member] The member represents the senior unsecured notes due in April 2024, the "5.75% Notes". Other income (loss), net Other Operating Income (Expense), Net Sales margin (fee-based services as a % of loan sales) Sale Margin of Mortgage Loan Sold Sale margin as a percent of loan sales. Loan loss reserves Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Loss Reserves Securities held-to-maturity, net (allowance for credit losses of $6,256 and $3,153) Net Carrying Value Securities held-to-maturity, net Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss Floor rate (as a percent) Loans Receivable Floor Rate Represents the minimum LIBOR rate on the loans receivable. Derivative financial instruments measurement input Loans Held-to-maturity, Measurement Input Value of input used to measure loan, held to maturity. Residential mortgage banking business Residential Mortgage Banking Company Acquisitions [Member] Represents the acquisition of indirect interest in a residential mortgage banking company. Loan purchased a multifamily apartment complex which assumed Financing Receivable, after Allowance for Credit Loss Consolidation Items [Axis] Consolidation Items [Axis] Amount purchased at a discount Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Current Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Valuation allowance Deferred Tax Assets, Valuation Allowance Capitalized mortgage servicing rights, net Capitalized Mortgage Servicing Rights, Fair Value Amount of fair value of capitalized mortgage servicing rights. US Government Sponsored-Enterprise Insured Loans US Government Sponsored-Enterprise Insured Loans [Member] Restricted cash Restricted cash at beginning of period Restricted cash at end of period Restricted Cash and Cash Equivalents Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Variable Interest Entities Variable Interest Entity Disclosure [Text Block] 2026 Contractual Obligation, to be Paid, Year Three Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Investment in real estate committed Real Estate Investments, Commitment, Amount The amount the entity agreed to invest in real estate joint ventures including direct and indirect investments. Entity Emerging Growth Company Entity Emerging Growth Company Letter of credit assigned Letter of Credit, Assigned Amount The amount of letter of credit assigned to meet the restricted liquidity requirement. Deferred financing fees Unamortized deferred financing fees Debt Issuance Costs, Net SFR - Fixed Rate SFR - Fixed Rate. [Member] Represents information pertaining to SFR. Total Intangible Assets, Net (Excluding Goodwill) Share Repurchase Program Share Repurchase Program [Member] Represents the information pertaining to share repurchase program. Subordinate Certificates Subordinate Certificates [Member] Represents the information pertaining to subordinate certificates. Loans held-for-sale Loan, Held-for-Sale, Fair Value Disclosure Securities held-to-maturity Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items] 2024 Lessee, Operating Lease, Liability, to be Paid, Year One $500M repurchase facility Warehouse Repurchase Facility 500 Million [Member] Represents information pertaining to $500 million repurchase facility. Real Estate Owned and Held-For-Sale Real Estate Held for Development and Sale, Policy [Policy Text Block] SCHEDULE IV - LOANS AND OTHER LENDING INVESTMENTS SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Text Block] Servicing Portfolio UPB Unpaid Principal Balance, Servicing Portfolio Amount of unpaid principal balance of servicing portfolio. Number of defendants remaining due to consolidation of lawsuits Loss Contingency Number of Remaining Defendants due to Consolidation of Lawsuits Represents the number of defendants remaining due to consolidation of lawsuits. Number of bridge loans originated Related Party Transaction, Number of Bridge Loans Originated Represents the number of bridge loan originated with relevant mortgage property owned by related parties. Common Stock Common Stock [Member] Restricted stock vested with grant date fair value (in shares) Stock Issued During Period Stock or Unit Other Than Options, Vested Total restricted shares granted date fair value. Rate lock commitments Interest Rate Lock Commitments [Member] UPB Bridge loans, total UPB Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value CLOs and Debt Fund CLOs and Debt Fund [Member] Represents information pertaining to consolidated CLOs and Debt Fund. Entity Address, Postal Zip Code Entity Address, Postal Zip Code Income Statement Location [Domain] Income Statement Location [Domain] FHA license Fha License [Member] Rights, generally of limited duration, under FHA license. Schedule of Fair Value Measurements, Recurring and Nonrecurring Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Reconciliation of the Company's loans and investments carrying amounts SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward] Amortization of capitalized mortgage servicing rights Amortization of MSRs Amortization of MSRs Amortization of Mortgage Servicing Rights (MSRs) $750M ASAP agreement $750M ASAP agreement [Member] Represents information pertaining to $750 million ASAP agreement. Debt, Wtd. Avg. Rate Debt, Weighted Average Interest Rate Total equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Distributions - noncontrolling interest Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Minimum Minimum [Member] Other income (loss), net Noninterest Income, Other Operating Income Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Number of impaired loans (less unearned revenue and other holdbacks and adjustments) by asset class Number of Impaired Loans by Asset Class The number of impaired loans (less unearned revenue and other holdbacks and adjustments) by asset class. Distribution received Proceeds from Equity Method Investment, Distribution Number of properties owned Number of properties owned Number of Real Estate Properties Freddie Mac Federal Home Loan Mortgage Corporation Loans [Member] This member represents the information pertaining to loans under Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac). Schedule of Unconsolidated Variable Interest Entities Schedule of Unconsolidated Variable Interest Entities [Table Text Block] Tabular disclosure of unconsolidated variable interest entities. Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Assets: Assets [Abstract] Net income attributable to common stockholders and noncontrolling interest Net Income Loss Available To Common Stockholders, Diluted 1 Net income loss available to common stockholders, diluted 1. Schedule of Non-Qualifying Derivative Financial Instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Number of impaired loans Impaired Financing Receivable with Related Allowance Number of Loans Represents the number of impaired loans for which there is a related allowance for credit losses. Payments of withholding taxes on net settlement of vested stock Payment, Tax Withholding, Share-Based Payment Arrangement Other Deferred Tax Assets, Other Liabilities: Liabilities [Abstract] Provision for credit losses (net of recoveries) Financing Receivable, Allowance for Credit Loss, Writeoff, after Recovery Total Fair Value Adjustment Derivative, Fair Value Adjustment, Addition (Reduction) Amount of addition (reduction) to the amount at which an instrument classified in derivative. Agency B Piece Bonds Agency B Piece Bonds [Member] Represents information pertaining to agency B piece bonds. Due to borrowers and reserves Due to (Due from) Borrowers and Reserves Represents the adjustment in respect of borrowers' funds held by the company to fund certain expenditures or to be released at the company's discretion upon the occurrence of certain pre-specified events and to serve as additional collateral for borrowers' loans. While retained, these balances earn interest in accordance with the specific loan terms they are associated with. Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Series D Series D Cumulative Redeemable Preferred Stock 6.375 Series D Preferred Stock [Member] This member represents the information pertaining to the 6.375 percent series D cumulative redeemable preferred stock. Freddie Mac Program Plus license Freddie Mac Program Plus License [Member] Rights, generally of limited duration, under Freddie Mac Program Plus license. Contributions to equity affiliates Noncontrolling interest invested Payments to Acquire Interest in Subsidiaries and Affiliates Maturity date of 2020 Maturity date of 2020 [Member] Represents loans receivable with the maturity date of 2020. (Accumulated Deficit) / Retained Earnings Retained Earnings [Member] Loss-sharing obligations (as a percent) Loss-Sharing Obligations, Percent Loss-sharing obligations, as percentage of the servicing portfolio. External Credit Rating by Grouping [Domain] External Credit Rating by Grouping [Domain] Summary of CLO Compliance Tests Schedule of Debt Instrument, Covenant Compliance [Table Text Block] Tabular disclosure of information pertaining to debt instruments' compliance tests for determination whether the entity was in compliance with all financial covenants and restrictions. Basic earnings per common share (in dollars per share) Net income per common share (in dollars per share) Earnings Per Share, Basic Accounting Policies [Abstract] Sale of Stock [Domain] Sale of Stock [Domain] $2 Billion Joint Repurchase Facility $2 Billion Joint Repurchase Facility [Member] $2 Billion Joint Repurchase Facility Borrower relationships Borrower Relationships [Member] Borrower relationship that exist between an entity and its borrowers. Carrying Amount Loan Carrying Value The carrying value of loans derived after deducting unearned revenue and other holdbacks. Provision for loan losses Provision for Loan, Lease, and Other Losses Preferred equity interest financing agreement Preferred equity interest financing agreement [Member] Represents information pertaining finance agreement for acquisition purpose. Other Other States [Member] This member stands for other states. Principles of Consolidation Consolidation, Policy [Policy Text Block] Impairment loss Impairment Loss On Impaired Loans Held-for-sale Amount of impairment loss on impaired loans held-for-sale carrying value. Investments in and Advances to Affiliates [Line Items] Investments in and Advances to Affiliates [Line Items] Proceeds from issued debt Proceeds from Issuance of Debt Document Transition Report Document Transition Report Secured Overnight Financing Rate (SOFR) Secured Overnight Financing Rate (SOFR) [Member] Secured Overnight Financing Rate (SOFR) Origination Year 2019 Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year Maturity date of March 2030 Maturity date of March 2030 [Member] Represents loans receivable with the maturity date as March 2030. Percentage of managing member Related Party, Percentage of Management Represent information pertaining to related party, percentage of management. Five Loans Collateralized by a Land Development Project Five loans collateralized by a land development project [Member] Represents five loans collateralized by a land development project with an unpaid principal balance. Entity Public Float Entity Public Float MSR rate (MSR income as a % of loan commitments) Originated Mortgage Servicing Rights Rate Originated mortgage servicing rights rate, MSR income as a percent of loan commitments. Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Product and Geographic Concentrations, % of Total Percentage of Unpaid Principal Balance The percentage of unpaid principal balance to total unpaid principal balance as of the balance sheet date. West Shore Café West Shore Cafe [Member] Represents the investment in West Shore Cafe, an equity affiliate of the entity accounted under the equity method of accounting. Derivative Instrument [Axis] Derivative Instrument [Axis] Securitized debt Asset-Backed Securities, Securitized Loans and Receivables [Member] Carrying value Long-Term Debt, Gross Loans And Investments Portfolio Loans And Investments Portfolio [Member] This member stands for loans and investment portfolio, when it serves as a benchmark in a concentration of risk calculation, representing the sum of all reported loans and investment portfolio as of the balance sheet date. Acquired Acquired [Member] Represents information pertaining to contracts to service financial assets acquired. Derivative Asset, Valuation Technique [Extensible List] Derivative Asset, Valuation Technique [Extensible Enumeration] Substandard Substandard [Member] Summary of Specific Loans Considered Impaired by Asset Class Purchased Financial Assets with Credit Deterioration [Table Text Block] Purchased Financial Assets with Credit Deterioration Junior subordinated notes Junior Subordinated Debt [Member] Principal amount SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Face Amount of Mortgages 4.75% Notes 4.75% Convertible Notes [Member] It represents the 4.75 percentage convertible senior unsecured notes member. Loan Modification Agreement Loan modification agreement [Member] Represents the information pertaining to loan modification agreement. Series D preferred stock Series D Cumulative Redeemable Preferred Stock 6.375 Percent [Member] This member represents the information pertaining to the 6.375 percent series D cumulative redeemable preferred stock. Fannie Mae Mortgage Federal National Mortgage Association Certificates and Obligations (FNMA) [Member] $25M credit facility $25M credit facility [Member] Represents information pertaining to the $25 million credit facility. Series F preferred stock Series F Series F Cumulative Redeemable Preferred Stock 6.25 Percent [Member] This member represents the information pertaining to the 6.255 percent series D cumulative redeemable preferred stock. Matures in December 2025 Maturity Date December 2025 [Member] Maturity Date December 2025 Bonds retained percentage Held-to-maturity Securities, Retained, Percentage The retained percentage of held-to-maturity securities. Derivative financial instruments Derivative Asset Deferred tax (benefit) provision Deferred Income Tax Expense (Benefit) Other Consolidation, Eliminations [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Outstanding advances under the Fannie Mae DUS program Advances on Principal and Interest Payments Carrying amount of outstanding advanced principal and interest payments. Fees and expenses Fees And Expenses On Mortgage Loan Amount of fees and expenses for loan process. Convertible senior unsecured notes, net Convertible Debt [Member] Total Contractual Obligation, Fiscal Year Maturity [Abstract] Derivative swap default credit Derivative Swap Default Credit Term of derivative swap credit. Document Financial Statement Error Correction Document Financial Statement Error Correction [Flag] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Axis] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Axis] Investments in Equity Affiliates Equity Method Investments [Policy Text Block] Percentage of eligible compensation, matched 25% by employer Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Domain] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Domain] $121M loan specific credit facilities $121M Loan Specific Credit Facilities [Member] $121M Loan Specific Credit Facilities Distribution from investment classified as return capital Proceeds from Equity Method Investment, Distribution, Return of Capital 2024 Long-Term Debt, Maturity, Year One LLC Limited Liability Company 1 [Member] Represents information pertaining to a limited liability company ("LLC") which purchased a retail property. Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Other assets Other Assets Dilutive effect of restricted stock units (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Value of portfolio loans and cash as collateral Debt Instrument, Collateral Amount Thereafter Contractual Obligation, to be Paid, after Year Five Charge-offs, Prior Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff Wtd. Avg. First Dollar LTV Ratio Impaired Financing Receivable First Dollar LTV Ratio For an impaired loan, the weighted average loan to value ratio that is calculated by comparing the total of the carrying value of the company's loan and all senior lien positions within the capital stack to the fair value of the underlying collateral to determine the point at which the company will absorb a total loss of its position. Debt instrument, reduced basis spread on variable rate Debt Instrument Reduced Basis Spread On Variable Rate Reduced percentage points added to the reference rate to compute the variable rate on the debt instrument. East River Portfolio East River [Member] Represents the investment in East River, an equity affiliate of the entity accounted under the equity method of accounting. Document Period End Date Document Period End Date Loan reserve Financing Receivable, Allowance For Credit Loss, Excluding Accrued Interest, Conversion to Common Equity Investment Financing Receivable, Allowance For Credit Loss, Excluding Accrued Interest, Conversion to Common Equity Investment Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Beginning balance Ending balance Loss Contingency Accrual AWC Real Estate Opportunity Partners I LP AWC Real Estate Opportunity Partners [Member] AWC Real Estate Opportunity Partners Number of loans covered under interest reserve Interest Reserve, Number of Loans Number of loans covered under the interest reserve fund. Basis of Presentation and Significant Accounting Policies Basis of Presentation and Significant Accounting Policies [Text Block] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Provision for income taxes Provision for (benefit) from income taxes Total income tax expense Income Tax Expense (Benefit) Receivables Held-for-sale [Abstract] Receivable, Held-for-Sale [Abstract] Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Product Concentrations, UPB Loan, Held-in-Portfolio, Principal Outstanding Vesting [Axis] Vesting [Axis] Charge-offs Financing Receivable, Allowance for Credit Loss, Writeoff Fair Value Fair Value Disclosures [Text Block] Number of business segments Number of Operating Segments Face value of loan obligations will be owned by the issuer Collateralized Loan Obligation Amount of collateralized loan obligation. Redemption of preferred stock Payments for Repurchase of Redeemable Preferred Stock Provision for credit losses (net of recoveries) Amount of provision for credit losses Financing Receivable, Credit Loss, Expense (Reversal) Payoffs and paydowns of credit and repurchase facilities Repayments of Bank Debt Lender Name [Axis] Lender Name [Axis] Collateral, Carrying Value Mortgage Loans on Real Estate Carrying Value Represents the carrying value of the mortgage loans that serve as collateral. Equity [Abstract] Loan discount Loans, Purchased with Credit Deterioration, Discount (Premium) Amount of discount (premium) attributable to other factors on loans purchased with credit deterioration. 2027 Contractual Obligation, to be Paid, Year Four Operating Lease, Weighted average remaining lease term (in years) Operating Lease, Weighted Average Remaining Lease Term Preferred stock dividends Preferred Stock Dividends, Income Statement Impact Unrealized gain (loss) on derivatives Unrealized Gain (Loss) on Derivatives Affiliate loans, maximum committed amount Loan To Affiliate, Maximum Amount Of Loan Loan To Affiliate, Maximum Amount Of Loan Maturity date of fourth quarter 2020 Maturity date of fourth quarter 2020 [Member] Represents loans receivable with the maturity date of fourth quarter, 2020. Capital loss carryforwards Tax Credit Carryforward, Amount Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Cash and Cash Equivalents, at Carrying Value Capital investment to be used for future Future Capital Investment To Be Used Amount of capital investment used to be future. Schedule of our Non-Performing Loans by Asset Class Financing Receivable, Past Due [Table Text Block] Series E preferred stock Series E Series E Cumulative Redeemable Preferred Stock 6.25 Percent [Member] This member represents the information pertaining to the 6.25 percent series E cumulative redeemable preferred stock. Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table] Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table] Shares repurchased (in shares) Stock Repurchased and Retired During Period, Shares Schedule of Securities Held-to-Maturity Debt Securities, Held-to-Maturity [Table Text Block] Joint Repurchase Facility Joint Repurchase Facility [Member] This member stands for joint repurchase facility. Treasury futures rate period Treasury Futures Rate Period Treasury Futures Rate Period Summary of Senior Unsecured Notes Schedule Of Debt Instrument Senior Unsecured Notes [Table Text Block] Tabular disclosure of summary of senior unsecured notes. Variable rate, spread (as a percent) Debt Instrument, Basis Spread on Variable Rate Proceeds from sales of loans held-for-sale, net of gain on sale Proceeds from Sale, Loan, Held-for-Sale Count Derivative, Number of Instruments Held Proceeds from issuance of unsecured notes Proceeds from Issuance of Unsecured Debt Cash and Cash Equivalents Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy [Policy Text Block] Percentage of dividend paid to common stock and preferred stock shareholders represented ordinary income to our stockholders Percentage of Dividend Paid Represents information pertaining to percentage of dividend paid. Equity investment made Payments to Acquire Equity Method Investments by Entity and Independent Outside Investors The cash outflow associated with the purchase of or advances to equity method investments by the company, along with a consortium of independent outside investors. $2.5B joint repurchase facility Joint Repurchase Facility 2.5 Billion [Member] Represents information pertaining to $2.5 billion joint repurchase facility. Origination year 2021 Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year Unrecognized compensation cost Share Based Payment Award Equity Instruments Other Than Options Grant Date Fair Value Unrecognized Compensation Cost Related To Unvested Restricted Common Stock The total amount unrecognized compensation cost related to unvested restricted common stock which is expected to be recognized. Number of lawsuits before amendment Loss Contingency Number of Lawsuits before Consolidation of Lawsuit Represents the number of lawsuits before amendment. Intangible assets Intangible Assets, Net (Excluding Goodwill) [Abstract] Financing receivable, amount modified in period Financing Receivable, Modified in Period, Amount Additional paid-in capital Additional Paid in Capital, Common Stock Maximum period to acquire additional loan obligations Maximum Period for Acquiring Additional Loan Obligations Maximum period of time to acquire additional loan obligations, from the closing date of the CLO. Additional Paid‑in Capital Additional Paid-in Capital [Member] Document Annual Report Document Annual Report Extinguishment of convertible senior unsecured notes Extinguishment Of Convertible Senior Unsecured Notes Represents the amount of extinguishment of convertible senior unsecured notes. $250M credit facility Credit Facility 250 Million [Member] Credit Facility 250 Million Balance Sheet Location [Axis] Balance Sheet Location [Axis] Income from equity affiliates Income from equity affiliates Income from equity affiliates Income (Loss) from Equity Method Investments Other liabilities Other Liabilities [Member] After ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Loss Contingencies [Line Items] Commitments and Contingencies Loss Contingencies [Line Items] Cover [Abstract] Cover [Abstract] 4.75% and 5.25% Notes 4.75% and 5.25% Convertible Notes [Member] Represents information pertaining to 4.75% and 5.25% convertible senior unsecured notes. ARSR DPREF I LLC ARSR DPREF [Member] ARSR DPREF Credit Risk Concentration Credit Concentration Risk [Member] REIT non‑taxable income Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent Loans and Investments Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Deferred fees expensed as interest expense Amortization of Debt Issuance Costs Recurring Basis Fair Value, Recurring [Member] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Write-offs of MSRs Write Offs Mortgage Servicing Rights MSRs The amount of write-offs mortgage servicing rights. Weighted average effective interest rate Investment Weighted Average Effective Interest Rate The weighted average effective interest rate for investments that have an interest rate, including accretion of discount. Total Lessee, Operating Lease, Liability, to be Paid Number of impaired loans held-for-sale Impairment Loss With Related Allowance Number of Loans Represents the number of impaired loans for which there is a related allowance for impairment losses. Charge-offs, 2019 Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff Remaining weighted-average vesting period Share-based Compensation Arrangement by Share-based Payment Award, Weighted Average Remaining Award Vesting Period Weighted average remaining period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Total other expenses Operating Expenses Segment Information Segment Reporting Disclosure [Text Block] Maturity date of May 2025 Maturity date of May 2025 [Member] This member stands for Maturity date of May 2025 [Member]. Net increase in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Property operating expenses Property operating expenses Property Operating Expense Operating costs incurred during the reporting period and may include amounts paid to maintain the property. Secured Debt Secured Debt [Member] Equity Component [Domain] Equity Component [Domain] State State and Local Jurisdiction [Member] Total Contractual Obligation Entity Current Reporting Status Entity Current Reporting Status Concentration Risk Type [Domain] Concentration Risk Type [Domain] Cash collateral per securitization Collateral Cash Required per Securitization Required amount of cash collateral held for each securitization. Total pre‑tax GAAP income Operating Income (Loss) Consolidated Entities [Domain] Consolidated Entities [Domain] Bridge loan, one multifamily property Bridge loan, one multifamily property [Member] Information pertaining to bridge loan used to purchase one multifamily property. Redemption of aggregate principal amount (as a percent) Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Allowance for Loss-Sharing Obligations Allowance for Loss-Sharing Obligation Policy [Policy Text Block] Disclosure of accounting policy for allowance for loss sharing obligation. Segments [Axis] Segments [Axis] Deductions during period: Movement in Mortgage Loans on Real Estate Deductions [Abstract] Movement in Mortgage Loans on Real Estate Deductions [Abstract] Estimated Fair Value Fair Value Estimate of Fair Value Measurement [Member] Office Office Building [Member] Scenario [Domain] Scenario [Domain] Loss sharing funding percentage of advances until final settlement Loss Sharing Funding Percentage Of Advances Until Final Settlement Represents percentage of loss sharing funding percentage of advances until final settlement. Equity: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Real Estate, Type of Property [Axis] Real Estate, Type of Property [Axis] Total Deferred Income Taxes and Tax Credits Percentage of notes required to be repurchased Debt Instrument, Convertible, Repurchase, Percentage The percentage of the principal amount of the Notes required to be repurchased if the agreement is fundamentally changed. Consolidated Entities [Axis] Consolidated Entities [Axis] UPB converted to a mezzanine loan Conversion of Mortgage Loans to Mezzanine Loans The amount of mortgage loans converted to mezzanine loans during the reporting period. Variable Rate [Domain] Variable Rate [Domain] Net income attributable to noncontrolling interest Net income attributable to noncontrolling interest Net Income (Loss) Attributable to Noncontrolling Interest Entity Voluntary Filers Entity Voluntary Filers Seven B Piece Bonds Seven B Piece Bonds [Member] Represents information pertaining to seven B piece bonds. Unearned discount Loans Receivable Held-for-sale, Unearned Discount Amount of unearned discount of loan receivable held-for-sale. Structured Business Structured Transaction Business Segment [Member] This member represents the information pertaining to structured transaction business segment. Statistical Measurement [Domain] Statistical Measurement [Domain] Derivative financial instruments - Principal/Notional Amount Derivative Liability, Notional Amount Bridge Bridge [Member] The member represents the information pertaining to bridge. Minimum period of continuous service required under 401(k) plan Deferred Compensation Arrangement with Individual, Requisite Service Period Allowance for Loss-Sharing Obligations Contingencies Disclosure [Text Block] Number of mortgage liens that were qualified for loan Number of Mortgage Properties Qualified For Lien The number of mortgage liens that were qualified for loan purpose. Debt Obligations Debt Disclosure [Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Summary of Significant Accounting Policies [Table] Summary of Significant Accounting Policies [Table] Information related to various accounting policies of the entity. Investments, Debt and Equity Securities [Abstract] Consolidated VIEs Variable Interest Entity, Primary Beneficiary [Member] Changes in the allowance for credit losses Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward] Securities maturity term Held To Maturity Securities Maturity The term of held to maturity securities maturity. Credit and repurchase facilities Secured Debt Repurchase Agreements and Warehouse Agreement Borrowings Carrying value as of the balance sheet date, of securities sold under agreements to repurchase and the carrying value, as of the balance sheet date, of the outstanding borrowings under warehouse and revolving lines of credit. JT Prime JT Prime [Member] Represents the investment in JT Prime, an equity affiliate of the entity accounted under the equity method of accounting. Equity Method Investments and Joint Ventures [Abstract] Performance-Based Restricted Stock Performance Shares [Member] Estimated weighted average remaining maturity period Weighted Average Remaining Maturity Period The weighted average remaining maturity period. Segment Reporting [Abstract] Segment Reporting [Abstract] Investment, Name [Axis] Investment, Name [Axis] Limit Overcollateralization Ratio, Covenant Compliance Represents the overcollateralization ratio required to be maintained under covenant compliance. Overcollateralization ratio is calculated by dividing the total principal balance of all collateral in the CDO by the total principal balance of the bonds associated with the applicable ratio. U.S. federal statutory rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Revenue growth rate Measurement Input, Revenue Multiple [Member] Payoffs and paydowns of securitized debt Payoffs and paydowns of collateralized loan obligations Repayment Of Secured Loan Obligations The cash outflow to repay the long term loans which are wholly or partially secured by collateral. Commitments and contingencies (Note 14) Commitments and Contingencies Minimum Annual Operating Lease Payments Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract] Unearned revenue Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount) AMAC III AMAC III [Member] Represents information pertaining to real estate investment fund. Preferred Stock, 6.25% Series E Cumulative Redeemable, par value $0.01 per share Series E Preferred Stock [Member] Number of shares held by related party (in shares) Related Party Transaction, Shares Held by Related Party Represents the number of common shares held by a related party. Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Number of defendants named in a legal action who are individuals Loss Contingency, Number of Defendants who are Individuals Number of defendants named in a legal action who are individuals. Geographical [Axis] Geographical [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Income Taxes Income Tax Disclosure [Text Block] Forward sale commitments Forward sale commitments Forward Sale Commitments [Member] Commitments to sell a specific quantity of a financial instrument at a price specified at origination of the contract, with delivery and settlement at a specified future date. 5.625% Notes 5.625% Notes [Member] The member represents the senior unsecured notes due in May 2023, the "5.625% Notes". Loan committed upsized Related Party Upsized Loan Commitment Amount The upsized amount the entity agreed to fund under the related party commitment. Leases Lessee, Leases [Policy Text Block] $100M credit facility $100M Credit Facility [Member] $100M Credit Facility Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Loan Sales Proceeds from Sale, Loan, Mortgage, Held-for-Sale Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Number of different borrowers Number of Unrelated Borrowers Represents the number of unrelated borrowers. Interest in equity affiliates—net Deferred Tax Liabilities, Investment in Noncontrolled Affiliates Financing receivable, net of reserve Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss Fair Value, Derivative Liabilities Derivative Liability, Subject to Master Netting Arrangement, before Offset Securitized debt Debt, Carrying Value Secured Debt Deferred compensation expense Deferred Compensation Arrangement with Individual, Compensation Expense Other Loans Other Loans [Member] Represents the member information pertaining to other loans. Level 3 Fair Value, Inputs, Level 3 [Member] Write-downs and payoffs Servicing Asset at Amortized Cost, Write-downs and Payoffs Amount of write-downs and payoffs applied to contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. Federal income tax basis SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Federal Income Tax Basis Value of the tranches issued Collateralized Securitization Vehicle, Tranches, Face Amount Face (par) amount of tranches issued to fund a collateralized securitization vehicle. Schedule of the Changes in the Allowance for Credit Losses Financing Receivable, Allowance for Credit Loss [Table Text Block] Derivative Contract [Domain] Derivative Contract [Domain] Greater Than 90 Days Past Due Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Limit Interest Coverage Ratio, Covenant Compliance Represents the interest coverage ratio required to be maintained under covenant compliance. Interest coverage ratio is calculated by dividing interest income by interest expense for the classes senior to those retained by the entity. Acquired Finite-Lived Intangible Assets [Line Items] Acquired Finite-Lived Intangible Assets [Line Items] $200M repurchase facility $200 Million Repurchase Facility 1 [Member] $200 Million Repurchase Facility 1 Liabilities and Equity: Liabilities and Equity [Abstract] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Category [Domain] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Category [Domain] Repurchase - common stock Stock Repurchased During Period, Value Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Income Tax Contingency [Table] Income Tax Contingency [Table] Five Borrowers Five Borrowers [Member] Represents information pertaining to five borrowers. Vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Wtd. Avg. Remaining Life (in years) Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Period of a loan past due becomes delinquent Period of Debt Instrument Past Due Becomes Delinquent Term of debt instrument past due becomes delinquent. Goodwill Goodwill Lightstone Value Plus REIT L.P. Lightstone Value Plus REIT L.P. [Member] Information pertaining to Lightstone Value Plus REIT LP. Measurement Basis [Axis] Measurement Basis [Axis] 4.75% Notes 4.75% Notes [Member] The member represents the senior unsecured notes due in October 2024, the "4.75% Notes". Period of funding for collateral requirement Period For Funding Collateral Requirement The period over which the collateral requirement for loans will be funded. Fair Value Measurement [Domain] Fair Value Measurement [Domain] Forecast Forecast [Member] Selling and Administrative Expense Selling, General and Administrative Expenses [Member] Common Stock, Dividend (in dollars per share) Common Stock, Dividends, Per Share, Declared Financial Asset, Less Than 60 Days Past Due Financial Asset, Less Than 60 Days Past Due [Member] Financial Asset, Less Than 60 Days Past Due Loan Count Number of loans SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Number of Loans Loans held-for-sale, nonaccrual Financing Receivable, Nonaccrual Maturity period (in years) Debt Instrument, Term Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Schedule of Roll Forward of Level 3 Derivative Instruments Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Cumulative-effect adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Bridge loan, two multifamily properties Bridge loan, two multifamily properties [Member] Information pertaining to bridge loan used to purchase two multifamily properties. Mortgage Servicing [Line Items] Mortgage Servicing [Line Items] Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Gain on sale of financing receivable Gain (Loss) on Sale of Financing Receivable Financial assets: Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Immediate Family Member of Management or Principal Owner Immediate Family Member of Management or Principal Owner [Member] $200M repurchase facility $200 million repurchase facility [Member] Represents information pertaining to $200 million repurchase facility. Payoffs and paydowns of senior unsecured notes Repayments of Senior Debt After five years through ten years Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Defined Contribution Plan [Table] Defined Contribution Plan [Table] Schedule of Principal Amounts, Carrying Values, and Estimated Fair Values of Financial Instruments Fair Value, by Balance Sheet Grouping [Table Text Block] $35M working capital facility $35M working capital facility [Member] Represents information pertaining to the $30M working capital facility. MSRs Servicing Contracts [Member] Collateral at risk Collateralized Loan Obligation, Collateral at Risk Represents the face value of collateral in default, as defined by the CDO indenture, as well as assets deemed to be a credit risk. Credit risk assets are reported by each of the CDOs and are generally defined as the one that, in the CDO collateral manager's reasonable business judgment, has a significant risk of declining in credit quality or, with a passage of time, becoming a defaulted asset. Investing Activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Advance rate (as a percent) Debt Instrument, Advance Rate Represents the advance rate related to debt instruments. Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Plan Name [Domain] Plan Name [Domain] Loans transferred from loans and investment, net to loans held-for-sale Loan and Lease, Transfer from Held-in-Portfolio to Held-for-Sale Interest expense Interest Expense Structured and Agency Business Structured and Agency Business [Member] Structured and Agency Business Loss on extinguishment of debt Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt $200M repurchase facility Warehouse Repurchase Facility 450 Million With Extended Maturity Of October 2024 [Member] Represents information pertaining to $450 million repurchase facility with extended maturity of October 2024. Allowance for Credit Losses Financing Receivable [Policy Text Block] Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Private Label Private Label [Member] This member represents the information pertaining to private label loan. LIBOR floor rate Debt Instrument, Floor Rate Minimum variable interest rate for debt instruments. Percentage of deferred interest waived Financing Receivable, Modified, Percent Of Deferred Interest Waived If Paid Off By Extended Maturity Date Financing Receivable, Modified, Percent Of Deferred Interest Waived If Paid Off By Extended Maturity Date Use of Estimates Use of Estimates, Policy [Policy Text Block] Interest expense on convertible notes Interest on Convertible Debt, Net of Tax Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Entity File Number Entity File Number REIT REIT subsidiaries [Member] Represents information pertaining to Real Estate Investment Trust. Loss Contingencies [Table] Loss Contingencies [Table] Below market leases Off-Market Favorable Lease [Member] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Discount rate Measurement Input, Discount Rate [Member] Derivative, maturity term Derivative, Term of Contract 2026 Long-Term Debt, Maturity, Year Three Number of extension options Line of Credit Facility, Number of Extension Options Line of Credit Facility, Number of Extension Options CLO 17 CLO 17 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XVII"). Wtd. Avg. First Dollar LTV Ratio (as percent) First Dollar LTV Ratio Represents the weighted average First Dollar LTV Ratio that is calculated by comparing the total of the company's senior most dollar and all senior lien positions within the capital stack to the fair value of the underlying collateral to determine the point at which the company will absorb a total loss of its position. Auditor Firm ID Auditor Firm ID Number of defendants who are corporate and partnership entities Loss Contingency, Number of Defendants who are Corporate and Partnership Entities Number of defendants named in a legal action who are corporate and partnership entities. Amortization expense Amortization of Intangible Assets Entity Shell Company Entity Shell Company Equity method investments sold Equity Method Investment, Amount Sold Preferred Stock, 6.375% Series D Cumulative Redeemable, par value $0.01 per share Series D Preferred Stock [Member] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] CLO 16 CLO 16 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XVI"). Loans to affiliates Payments for Advance to Affiliate Loans held-for-sale, net Loans held-for-sale, net Financing Receivable, Held-for-Sale Financing Receivable, Allowance for Credit Loss [Table] Financing Receivable, Allowance for Credit Loss [Table] Mortgage loans on real estate remaining maturity period, including extension options Mortgage Loans on Real Estate Remaining Maturity Period, Including Extension Options Mortgage Loans on Real Estate Remaining Maturity Period, Including Extension Options Cash, cash equivalents and restricted cash at beginning of period Cash, cash equivalents and restricted cash at end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Unearned revenue and costs Mortgage Loans on Real Estate Unearned Revenue and Costs The amount of reductions of mortgage loans due to unearned revenue and costs, during the reporting period. Financing receivable Financing Receivable, Loan in Process Common stock, shares issued (in shares) Common Stock, Shares, Issued Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Additions Servicing Asset at Amortized Cost, Additions Unrealized loss Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss LIBOR floor (as a percentage) Loans Receivable, Floor Interest Rate Minimum variable interest rate for loans receivable. Held-to-maturity securities, face value Face Value Held-to-maturity Securities, Face Value Face value of investments in debt securities classified as held-to-maturity. Net Carrying Value Long-Term Debt Loans Held-for-Sale, Net Financing Receivable, Held-for-Sale [Policy Text Block] 2028 Contractual Obligation, to be Paid, Year Five 2027 Long-Term Debt, Maturity, Year Four 8.00% Notes 8.00% Convertible Notes [Member] Represents information pertaining to senior unsecured notes due in 2023. Employer's match of the first 6% of employee's contributions (as a a percent) Defined Contribution Plan, Employer Matching Contribution, Percent of Match Property purchased Payments To Purchase Property Amount of Payments To Purchase Property. Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Preferred Stock, 6.25% Series F Fixed-to-Floating Rate Cumulative Redeemable, par value $0.01 per share Series F Preferred Stock [Member] Unfunded loan commitments Mortgage Loans On Real Estate, Unfunded Loan Commitments The amount of unfunded loan commitments on real estate during the reporting period. Unvested restricted common stock outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number Amount payable on default of senior debt Debt Instrument Covenants Amount Payable on Default of Senior Debt Represents the amount payable on default of senior debt under debt instrument. Accounting Standards Update [Domain] Accounting Standards Update [Domain] Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Number of Loans, Unpaid Principal Balance [Axis] Number of Loans, Unpaid Principal Balance [Axis] Information pertaining to number of loans with an unpaid principal balance. Income before extinguishment of debt, gain on real estate, income from equity affiliates and income taxes Income (Loss) From Continuing Operations before Equity Method Investments, Extinguishment of Debt, Sale of Real Estate, Income Taxes, Noncontrolling Interest Amount of income (loss) from continuing operations before deduction of income tax expense (benefit), extinguishment of debt, sale of real estate and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. Collateral Carrying Value Collateral Carrying Value The balance represents the carrying value of loans and securities held as collateral. Distributions accrued on preferred stock Preferred Stock Amount of Accrued Dividend Aggregate amount of preferred dividend accrued. Write-off of capitalized mortgage servicing rights from payoffs Write Off Of Capitalized Mortgage Servicing Rights From Payoffs Amount of capitalized mortgage servicing rights written-off from payoffs. Financial liabilities: Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Number of investments Number Of Investments Represents the number of investments. Loan modification, refinancing, and extensions Financing Receivable Modifications Refinancing And Or Extensions Made Considered Trouble Debt Restructuring Number Of Loans Number of financing receivables that have been modified by troubled debt restructurings. Loans Held-for-Sale, Net Loans Receivable Held-for-Sale Disclosure [Text Block] The entire disclosure for the aggregate carrying amount of loans receivable that will be sold to other entities. Includes mortgage and all other loans (collectively, loans) not classified as held for investment. Such loans are stated at the lower of cost or market, or elected fair value. Mortgage loans exclude mortgage-backed securities which are considered a debt security (other loan). Matures in October 2023 Matures in October 2023 [Member] Represents loans receivable with the maturity date as October 2023. Due to related party Accounts Payable, Other Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Subsequent Event Subsequent Event [Member] Federal and state net operating loss carryforwards Operating Loss Carryforwards Loan Restructuring Modification [Domain] Loan Restructuring Modification [Domain] Other revenue: Component of Operating Income [Abstract] Amount utilized from proceeds of issuance of unsecured note Amount Utilized From Proceeds of Issuance of Unsecured Note The cash outflow of amount used from proceeds of unsecured notes in purchase of another unsecured notes. Accelerated share repurchases, final price paid per share (in dollars per share) Accelerated Share Repurchases, Final Price Paid Per Share Income Statement [Abstract] Income Statement [Abstract] Reclassification to held-for-sale loans SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Foreclosure Issuance of stock (in shares) Stock Issued During Period, Shares, New Issues Ownership interest limit of our common stock under company charter (as a percent) Ownership Percentage Limit Represents the maximum percentage of ownership interest of the Company's common stock allowed under the company's charter. $75 Million credit facility Credit Facility Seventy Five Million [Member] This member stands for credit facility seventy five million. Mr. Ivan Kaufman President [Member] External Credit Rating by Grouping [Axis] External Credit Rating by Grouping [Axis] Originated Originated [Member] Represents information pertaining to contracts to service financial assets originated. Derivative financial instruments Derivative Liability Total loan commitment Financing Receivable, before Allowance for Credit Loss, Funded and Unfunded Funded and unfunded amount, before allowance for credit loss, of financing receivable. Agency interest only strips Interest-Only-Strip [Member] Summary of CLO Overcollateralization Ratios Schedule of Overcollateralization Ratio Covenant Compliance [Table Text Block] Tabular disclosure of overcollateralization ratio maintained during the period under covenant compliance. Senior Unsecured Notes Senior Unsecured Notes Represents information pertaining to Senior Unsecured 4.75% Notes, 5.75% Notes and 5.625% Notes. Stock-based compensation, net Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Issuance of preferred stock (in shares) Preferred Stock Issued during Period, Shares, New Issues Represents the number of new preferred stock shares issued during the period. $450M repurchase facility Warehouse Repurchase Facility 450 Million With Extended Maturity Of March 2023 [Member] Represents information pertaining to $450 million repurchase facility with extended maturity of March 2023. Servicing fees Contractually Specified Servicing Fees, Amount, Gross All amounts that, per contract, are due to the servicer in exchange for servicing the financial asset and would no longer be received by a servicer if the beneficial owners of the serviced assets (or their trustees or agents) were to exercise their actual or potential authority under the contract to shift the servicing to another servicer, net of amortization of mortgage servicing rights (MSRs). Debt interest rate, excluding fees and costs Debt Weighted Average Interest Rate Excluding Fees And Costs The percentage of debt interest Rate excluding fees and costs availed during the period. Investments in and Advances to Affiliates [Table] Investments in and Advances to Affiliates [Table] B Piece bonds B Piece bonds [Member] Represents information pertaining to B piece bonds. Bridge Loan and Mezzanine Loan Bridge loan and mezzanine loan [Member] Its represents pertaining to member of bridge loan and mezzanine loan Equity investment Equity Method Investments Total securitized debt Collateral Securitize Debt [Member] Represents information about collateral securitize debt. Percentage of additional loss obligation on UPB Percentage Of Additional Loss On Unpaid Principal Balance Represents percentage of additional loss on unpaid principal balance as an obligation to partially guarantee the performance of the loan. Financial Instrument [Axis] Financial Instrument [Axis] Income from Mortgage Service Rights Derivative [Member] Interest receivable Interest Receivable Reclassification to real estate owned SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Reclassification to Real Estate Owned Amount of decrease in investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate, from reclassification to real estate owned. Reconciliation of cash, cash equivalents and restricted cash: Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Repurchase of common stock Payments for Repurchase of Common Stock Distributions from equity affiliates Proceeds from Divestiture of Interest in Subsidiaries and Affiliates Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding 5.25% Notes 5.25% Convertible Notes [Member] Represents information pertaining to 5.25% convertible senior unsecured notes. $499M repurchase facility Warehouse Repurchase Facility 499 Million [Member] Represents information pertaining to the 499 million credit facility. Single- Family Rental Single Family [Member] Supplemental schedule of non-cash investing and financing activities: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Chief Executive Officer And Other Related Parties Chief Executive Officer And Other Related Parties [Member] Represents the information pertaining to chief executive officer and president and other related parties. Total Arbor Realty Trust, Inc. Stockholders’ Equity Parent [Member] Segments [Domain] Segments [Domain] Assets related to deferred comp plan Deferred Compensation Plan Assets Unconsolidated VIEs Variable Interest Entity, Not Primary Beneficiary [Member] Number of VIEs where the reporting entity is not VIE's primary beneficiary and VIEs have variable interest Variable Interest Entity Not Primary Beneficiary Number Represents the number of variable interest entities (VIEs) in which the entity is not a primary beneficiary. Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Retained earnings Retained Earnings (Accumulated Deficit) Loans and investments funded, originated and purchased, net Purchase of loan Investment made Payment for Loans and Investments Funded Originated and Purchased, Net Represents the cash outflow during the reporting period in respect of payments for loans and investments funded and purchased by the reporting entity. Provision for loss sharing (net of recoveries) Provisions for loss sharing Loss Contingency Accrual, Provision $250M repurchase facility Repurchase Facility 250 Million [Member] Repurchase Facility 250 Million Debt, Face Value Debt face value issued to third parties Debt Instrument, Face Amount Weighted average note rate including certain fees and costs (as a percent) Debt Weighted Average Interest Rate Including Fees and Costs Represents the calculation as of the balance sheet date of the average interest rate weighted by the amount of debt outstanding, including certain fees and costs. 2020 Plan Amended Omnibus Stock Incentive Plan 2020 [Member] This member represents 2020 Amended Omnibus Stock Incentive Plan (2020 Plan) Number of loans with unpaid principal balance Number of Mortgage Loans on Real Estate, Delinquent Principal Number of loans with principal due that have been delinquent. Discounted value of bonds purchased Held To Maturity Securities Discounted Value of Securities Purchased Discounted value of investments in debt securities purchased classified as held-to-maturity. Entity Address, State or Province Entity Address, State or Province Operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] CLO 12 CLO 12 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XII") Conversion price per share of common stock (in dollars per share) Debt Instrument, Convertible, Conversion Price Conversion rate of the notes to common stock, per $1,000 principal amount of notes (in shares) Debt Instrument, Convertible, Conversion Ratio Repurchase facility - securities Repurchase facility - securities [Member] Represents information pertaining to repurchase facility. Due from related party Other Receivables California CALIFORNIA Number of loans sold Number of Loans Sold Represents the number of loans sold. Percentage of ownership after transaction Sale of Stock, Percentage of Ownership after Transaction Period following acquisition in which the entity finalizes the purchase price allocation of the real estate properties acquired Purchase Price Allocation Valuation Period Following Real Estate Property Acquisition Represents the period following the date of acquisition which the entity finalizes the purchase price allocation of the real estate properties acquired. Loans Receivable Maturity [Axis] Loans Receivable Maturity [Axis] Represents information pertaining to loans receivable, by their maturity dates. Fair Value, Derivative Assets Derivative Asset, Subject to Master Netting Arrangement, before Offset Proceeds from credit and repurchase facilities Proceeds from Bank Debt Mezzanine loans Mezzanine Loans Mezzanine Loan [Member] This member represents the information pertaining to mezzanine loans issued by the entity. Schedule of Held-to-Maturity Securities [Line Items] Schedule of Held-to-Maturity Securities [Line Items] Class of Stock [Domain] Class of Stock [Domain] Customer [Domain] Customer [Domain] $1M repurchase facility $1M repurchase facility [Member] Represents information pertaining to $1.0 million repurchase facility. Net income attributable to common stockholders Net income attributable to common stockholders Net Income (Loss) Available to Common Stockholders, Basic Litigation settlement Litigation Settlement, Expense Effective income tax rate Effective Income Tax Rate Reconciliation, Percent Committed amount Line of Credit Facility Commitment Amount Represents debt instrument commitment amount, under the option of temporarily increasing the amount that could be borrowed. Derivative asset, treasury futures Derivative Asset, Subject to Master Netting Arrangement, after Offset Servicing Asset at Amortized Cost, Balance [Roll Forward] Servicing Asset at Amortized Cost, Balance [Roll Forward] Description of Business Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Vesting [Domain] Vesting [Domain] Notional amount of residual interest retained Residual Interest of Collateralized Securitization Vehicle, Notional Amount Notional amount of collateralized securitization vehicle residual interest retained. Loans held-for-sale Loans held-for-sale, net Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance Expense recorded under 401(k) plan Defined Contribution Plan, Cost Redemption - OP units (in shares) Minority Interest Decrease From Redemptions In Shares Its is represent minority interest decrease from redemptions in shares. Schedule of Key Servicing Metrics Key Servicing Metrics [Table Text Block] Tabular disclosure of key servicing metrics. Plan Name [Axis] Plan Name [Axis] 7.75% senior unsecured notes 7.75% senior unsecured notes Represents the information pertaining to senior unsecured notes due in 2026. Debt Disclosure [Abstract] Debt Disclosure [Abstract] Total mortgage loans and mezzanine loan sold Mortgage Loans And Mezzanine Loans On Real Estate Investment Total Sale Value Amount of mortgage loans and mezzanine loans on real estate investment sold. Collateral, UPB Mortgage Loans on Real Estate Principal Amount of Mortgages Represents the unpaid principal balance of the mortgage loans that serve as collateral. Mortgage Servicing [Table] Mortgage Servicing [Table] Disclosure of mortgage servicing of the entity. Reporting segments Number of Reportable Segments Earnings per common share Earnings Per Share [Abstract] Schedule of Variable Interest Entities Schedule of Variable Interest Entities [Table Text Block] Amortization Servicing Asset at Amortized Cost, Amortization Common stock, $0.01 par value: 500,000,000 shares authorized - 188,505,264 and 178,230,522 shares issued and outstanding Common Stock, Value, Issued Commercial Commercial Real Estate [Member] Total grant date fair value Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Grant Date Fair Value The total fair value of equity-based payment equity instruments, excluding options, as of grant date. Schedule of Financial Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Georgia GEORGIA Senior unsecured notes Senior Notes [Member] Less Than 90 Days Past Due Financing Receivables Less than 90 Days Past Due [Member] Financing Receivables Less than 90 Days Past Due Deferred tax (benefit) provision: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Summary of Recently Adopted Accounting Pronouncements and Recently Issued Accounting Pronouncements Accounting Standards Update and Change in Accounting Principle [Table Text Block] Capitalized Mortgage Servicing Rights Capitalized Mortgage Servicing Rights [Text Block] The entire disclosure for capitalized mortgage servicing rights, such as weighted average estimated life of remaining of MSR, impairment. Other Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Pay rate (as a percent) Mortgage Loans On Real Estate Pay Rate Represents the pay rate on the mortgage loan receivable or the weighted average interest rate on a group of loans. Litigation Case [Domain] Litigation Case [Domain] Loan Specific Credit Facility $156.5 Million Loan Specific Credit Facility $156.5 Million [Member] This member represents information loan specific credit facilities $ 156.5 million. Entity Filer Category Entity Filer Category Florida FLORIDA Prepayment fees Prepayment Fees on Advances, Net Purchase of securities held-to-maturity, net Payments to Acquire Held-to-Maturity Securities Statement [Table] Statement [Table] Current Fiscal Year End Date Current Fiscal Year End Date Deferred tax assets: Deferred Tax Assets, Tax Deferred Expense [Abstract] Number of defendants removed due to consolidation of lawsuits Loss Contingency Number of Defendants Removed due to Consolidation of Lawsuits Represents the number of defendants removed due to consolidation of lawsuits. CLO 13 CLO 13 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XIII") Stock Repurchase Program, Authorized Amount Stock Repurchase Program, Authorized Amount Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items] Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items] Net gain (loss) from changes in the fair value of derivatives Fair Value, Net Derivative Asset (Liability), Recurring Basis, Still Held, Unrealized Gain (Loss) Schedule of Reconciliation of Income Tax Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Estimated Fair Value Debt Securities, Held-to-Maturity, Fair Value Retail Retail Site [Member] Income Tax Authority [Axis] Income Tax Authority [Axis] 8.50% Notes 8.50% Notes [Member] Senior Unsecured Notes 8.50 percentage member. Origination Year 2023 Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year Pass Pass [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Indirect ownership percentage Equity Method Indirect Ownership Percentage Represents information pertaining to the percentage of indirect ownership in a business. Schedule of Components of Fair Value and Other Relevant Information Schedule of Components of Fair and Other Relevant Information [Table Text Block] Tabular disclosure of components of fair value and other relevant information. Loss on sale of loans Gain (Loss) on Sale of Loans and Leases Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized 2024 Contractual Obligation, to be Paid, Year One Multifamily Multifamily Multifamily [Member] Junior subordinated notes to subsidiary trust issuing preferred securities Junior subordinated notes Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust Period of contractual commitment Long-Term Purchase Commitment, Period Loss Contingency Accrual [Roll Forward] Loss Contingency Accrual [Roll Forward] Summary of Structured Business Loan and Investment Portfolio Investment [Table Text Block] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Financing Receivable, Allowance for Credit Loss [Line Items] Other Income Other Income [Member] Initial face value of bonds purchased Held To Maturity Securities Face Value of Securities Purchased Face value of investments in debt securities purchased classified as held-to-maturity. Nonrecurring Basis Fair Value, Nonrecurring [Member] Changes in operating assets and liabilities Increase (Decrease) in Other Operating Assets and Liabilities, Net Schedule of Components of Servicing Revenue, Net Schedule of Components of Servicing Revenue, Net [Table Text Block] Schedule of Components of Servicing Revenue, Net Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Interest rate Debt Instrument, Interest Rate, Stated Percentage Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Additions during period: Movement in Mortgage Loans on Real Estate Additions [Abstract] Movement in Mortgage Loans on Real Estate Additions [Abstract] Total Arbor Realty Trust, Inc. stockholders’ equity Equity, Attributable to Parent REIT state income tax expense State and Local Income Tax Expense (Benefit), Continuing Operations Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] North Vermont Avenue North Vermont Avenue [Member] Represents information pertaining to North Vermont Avenue. Restricted Common Stock Restricted Stock [Member] Within one year Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One Prepayment fees collected Prepayment Fee Income Generated by Servicing Assets, Amount Amount of income generated by servicing assets as a result of fees charged for prepayment of certain loans before original maturity. Schedule of Fair Value Measurement Inputs and Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Change in fair value of held-for-sale loans Change in Fair Value of Held for Sale Loans The amount of change in fair value of held-for-sale loans. Concentration Risk Type [Axis] Concentration Risk Type [Axis] Deferred tax liabilities: Deferred Tax Liabilities, Deferred Expense [Abstract] Conversion ratio for operating partnership units to common stock shares Operating Partnership Units Conversion Ratio Represents conversion ratio of operating partnership units to common stock shares. Debt Obligations Long-Term Debt, Fiscal Year Maturity [Abstract] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Docsumo Pte. Ltd. Docsumo Pte. Ltd [Member] Represents the information pertaining to Docsumo Pte. Ltd. Charge-offs, 2022 Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year, Writeoff Non-Qualifying Not Designated as Hedging Instrument [Member] Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Number of lawsuits or complaints filed Loss Contingency, New Claims Filed, Number Hedging Designation [Domain] Hedging Designation [Domain] Issuance of common stock from convertible debt (in shares) Common stock exchanged (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Level 2 Fair Value, Inputs, Level 2 [Member] Maturity Date Of June 2021 Maturity Date Of June 2021 [Member] Represents loans receivable with the maturity date of June, 2021. Origination Year 2022 Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year Number of tranches of CLO notes issued Number of Tranches Issued Represents the number of tranches issued by the entity under collateralized debt obligations. Use of loan charge‑offs Mortgage Loans on Real Estate Use of Loan Charge Offs The amount of reductions of mortgage loans due to use of loan charge-offs, during the reporting period. Financing receivable, borrower required funding Financing Receivable, Borrower Required Funding Financing Receivable, Borrower Required Funding Unrealized impairment loss Unrealized Impairment Income (Loss) Amount of unrealized income (loss) on loans held for sale for the period. Due to borrowers Due to Borrowers. The obligation from funds furnished by a borrower to a lender to assure future payments. Escrow deposits may be received for a variety of purposes such as earnest money and contingent payments. 4.50% Notes 4.50% Senior Unsecured Notes [Member] This member stands for senior unsecured notes percentage. Number of loans under the loan portfolio Number of Loans Under the Loan Portfolio Represents the number of loans related to the real estate property under the loan portfolio. $50M credit facility $50M credit facility [Member] Represents information, pertaining to the $50 million credit facility. Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table] Cost of the notes (as a percent) Debt Instrument, Interest Rate, Effective Percentage Summary of Other Intangible Assets Schedule of Intangible Assets Excluding Goodwill [Table Text Block] Tabular disclosure of intangible assets excluding goodwill, which may be broken down by segment or major class. Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Employees Share-Based Payment Arrangement, Employee [Member] Maximum number of days held-for-sale loans are generally transferred or sold Period of loans held for sale sold Period of Loans Held-for-Sale Sold Maximum period from the origination date a loan receivables held-for-sale will be sold. Document Fiscal Period Focus Document Fiscal Period Focus $450M Credit Facility Warehouse Repurchase Facility 450 Million With Extended Maturity Of March 2026 [Member] Represents information pertaining to $450 million repurchase facility with extended maturity of March 2023. Lexford Portfolio Lexford Portfolio [Member] Represents the investment in Lexford Portfolio, an equity affiliate of the entity accounted under the equity method of accounting. Wtd. Avg. Life of Portfolio (years) Finite-Lived Intangible Asset, Useful Life 2027 Lessee, Operating Lease, Liability, to be Paid, Year Four Operating lease expense Operating Lease, Expense Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Weighted average Weighted Average [Member] Restricted stock vested during the period, grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested, Grant Date Fair Value The total grant date fair value of equity-based payment equity instruments, stock or unit other than options vested during the period. Notional amount of secured floating rate notes Secured Floating Rate Notes, Notional Amount Represents the notional amount of equity interest retained in the portfolio of secured floating rate notes. Percent of Total Percentage of Portfolio Mortgage Loans on Real Estate Percentage Represents a category of loans on real estate expressed as a percentage of total loans on real estate. City Area Code City Area Code Minimum liquid assets to be maintained to meet operational liquidity requirements Minimum Liquid Assets Required To Meet Operational Liquidity Requirements The minimum liquid assets required to be maintained by the entity to meet operational liquidity requirements as of the balance sheet date. Extension of maturity date (in years) Debt Instrument, Maturity Date, Length of Extension Period Length of the extension period of the debt instrument. Financial Asset, Aging [Domain] Financial Asset, Aging [Domain] Loss Contingency Accrual, Disclosures [Abstract] Loss Contingency Accrual, Disclosures [Abstract] Liabilities related to deferred comp plan Deferred Compensation Arrangement with Individual, Recorded Liability Loans held-for-sale, net Loans held-for-sale, net [Member] Represents information pertaining to servicing contracts held-for-sale. Ownership interest (as a percent) Equity Method Investment, Ownership Percentage Document Fiscal Year Focus Document Fiscal Year Focus Maturity date of March 2024 Maturity date of March 2024 [Member] Represents loans receivable with the maturity date as March 2024. Provision for credit loss expense/(reversal) Debt Securities, Held-to-Maturity, Credit Loss Expense (Reversal) Geographical [Domain] Geographical [Domain] Remaining lease term Lessee, Operating Lease, Term of Contract Summary of Significant Accounting Policies [Line Items] Summary of Significant Accounting Policies [Line Items] Disclose basis of Presentation and significant Accounting Policies with domain members defined in one or many axes to the table. Equity participation interest (as a percentage) Percentage of Equity Participation Interest The percentage of equity participation interest. Share Repurchase Program [Domain] Share Repurchase Program [Domain] Receivables [Abstract] Servicing Asset at Amortized Cost [Line Items] Servicing Asset at Amortized Cost [Line Items] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Letter of credit required amount Letter of Credit Required Amount Letter of Credit Required Amount Recoveries (charge-offs), net Loss Contingency Accrual, Recoveries (Charge-offs), Net Amount of recoveries (charge-offs) when settle a loss under the DUS Loss sharing model, net of any previously advanced principal and interest payments. CLO 15 CLO 15 [Member] Represents information pertaining to a collateralized securitization vehicles ("CLO XV"). Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Reserve required to fund additional restricted liquidity over the next 48 months Additional Restricted Liquidity Reserve The additional reserve required to fund the restricted liquidity requirement. SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Category [Axis] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Category [Axis] Other liabilities and due to related parties Other Liabilities, Consolidating Financial Information Amount of liabilities classified as other in the consolidating financial information. The amount in the consolidating financial information includes specific liability line items in the balance sheet to present a condensed financial information. Financing receivable, fixed interest rate Financing Receivable, Fixed Interest Rate Financing Receivable, Fixed Interest Rate Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Period of additional funding for collateral requirement Additional Restricted Liquidity Reserve, Funding Period Funding period for the additional reserve required to fund the restricted liquidity requirement. Cash used to pay taxes Income Taxes Paid, Net At-The-Market At-The-Market [Member] "At-The-Market" equity offering sales of stock under an agreement. Sales of the shares are made by means of ordinary brokers' transactions or otherwise at market prices prevailing at the time of sale, or at negotiated prices. Financing receivable modified, weighted average term increase from modification Financing Receivable, Modified, Weighted Average Term Increase from Modification Fixed interest rate (as a percent) SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Interest Rate Special voting preferred shares Special Voting Preferred Stock [Member] This member represents information pertaining to the special voting preferred stock. Mortgage Servicing Transfers and Servicing of Financial Assets [Text Block] Matures in April 2023 Matures in April 2023 [Member] Represents loans receivable with the maturity date as April 2023. Total liabilities and equity Liabilities and Equity Aggregate percentage of voting power held by related party Related Party Transaction, Percentage of Ownership Represents the percentage of voting power held by a related party. Number of loans with late and partial payments Number Of Loans Number Of Loans Ownership [Domain] Ownership [Domain] 7.75% Notes 7.75% Notes [Member] 7.75% Notes Estimated life remaining Finite-Lived Intangible Assets, Remaining Amortization Period Valuation allowance Valuation allowance Valuation Allowance on Deferred Tax Expense (Benefit) Valuation allowance on deferred tax expense (benefit). Schedule of Long-Term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Additional potential loan recover Recover Of Additional Potential Loan Amount of additional potential loan recover Percentage of our former Manager's outstanding membership interest of related party in another related party Percentage of Ownership of Related Party in Other Related Party Represents the percentage of outstanding membership interest of a related party in another related party. Net income attributable to common stockholders Net Income (Loss) Available to Common Stockholders, Diluted CLO 18 CLO 18 [Member] This member stands for collateralized loan obligations eighteen. Allowance for loss-sharing obligations Allowance for Loss Sharing Obligations Carrying amount of allowance for loss sharing obligations as at the balance sheet date. Contributions made Amount invested Equity Method Investment, Aggregate Cost Entity Address, City or Town Entity Address, City or Town Related Party Related Party [Member] Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Costs for services to related party Costs and Expenses, Related Party Deferred amount due at maturity Debt Instrument, Amount Due at Maturity Amount of the principal payments due at maturity, which is being amortized into expense over the life of the debt. Weighted average variable interest rate (as a percent) Investment Weighted Average Interest Rate The weighted average interest rate for investments that have an interest rate. Fannie Mae DUS license Fannie Mae Dus License [Member] Rights, generally of limited duration, under Fannie Mae DUS license arrangement. Proceeds from full satisfaction of loans Proceeds from Loans and Investments Funded, Originated and Purchased The cash inflow associated with the full satisfaction of loans and investments funded, originated and purchased. Cumulative - effect adjustment (adoption of convertible debt standard) Cumulative Effect Adjustment For Adoption Of Convertible Debt Standard The amount of cumulative affect adjustment for adoption of convertible debt standard. Amount available for repurchase Stock Repurchase Program, Remaining Authorized Repurchase Amount Redemption - OP Units Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests Common stock, shares authorized (in shares) Common Stock, Shares Authorized Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Document Information [Table] Document Information [Table] Number of Loans, Unpaid Principal Balance [Domain] Number of Loans, Unpaid Principal Balance [Domain] Represents information pertaining to number of loans with an unpaid principal balance. Illinois ILLINOIS Financial Asset, Aging [Axis] Financial Asset, Aging [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate Schedule [Table] SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate Schedule [Table] Investment in real estate, net Investment In Real Estate Net Non Cash Investing And Financing Activities Amount of investment in real estate, non-cash investing and financing activities. Ginkgo Investment Company LLC Ginkgo Investment Company LLC [Member] Information pertaining to Ginkgo Investment Company LLC. Indefinite-Lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Amount of loans extended SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Renewed and Extended, Amount Additional reserve deposit Mortgage Loans On Real Estate Additional Reserve Deposit Amount of additional reserve deposit. Related Party Transactions [Abstract] Related Party Transactions [Abstract] Measurement Input Type [Axis] Measurement Input Type [Axis] Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract] Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract] Bridge Loans Bridge Bridge Loan [Member] Current Current Overcollateralization Ratio, Covenant Compliance Represents the overcollateralization ratio maintained during the period under covenant compliance. Overcollateralization ratio is calculated by dividing the total principal balance of all collateral in the CDO by the total principal balance of the bonds associated with the applicable ratio. Interest rate increase Debt Instrument, Interest Rate, Increase (Decrease) Multi Family Multi Family [Member] Properties, such as apartments, duplexes and others that are constructed for use by multiple family groups building designed for lodging or accommodations. Number of multifamily properties renovated Number of Multifamily Properties Renovated The number of multifamily properties renovated. Title of Individual [Domain] Title of Individual [Domain] New York NEW YORK Loans and investments, net (allowance for credit losses of $195,664 and $132,559) Loans and investments, net Loans and investments, net Balance at beginning of year Balance at end of year Mortgage Loans on Real Estate, Commercial and Consumer, Net Operating Partnership Units Partnership Interest [Member] Wtd. Avg. Remaining Months to Maturity Mortgage Loans on Real Estate Remaining Maturity Period Represents the weighted average remaining maturity period of mortgage loans. Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Loss on investment Gain (Loss) on Investments Escrow deposit Escrow Deposit Aggregate decrease to additional paid-in capital Additional Paid in Capital Agency Business Commitments [Line Items] Agency Business Commitments [Line Items] n/a Loans held-for-investment Loans Receivable, Fair Value Disclosure Loans and investments, gross Loans and investments, gross Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss Document and Entity Information Document Information [Line Items] Interest reserve Interest Reserve Carrying amount as of the balance sheet date pertaining to interest reserve funded to cover debt service costs, based on contractual requirements. Doubtful Doubtful [Member] Agency Business Agency Business Agency Business Segment [Member] This member represents the information pertaining to agency business segment. Income Taxes Income Tax, Policy [Policy Text Block] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Three Net income attributable to common stockholders and noncontrolling interest Net Income Loss Available To Common Stockholders, Basic 1 Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Loans and investments, net - Principal/Notional Amount Financing Receivable, before Allowance for Credit Loss Broker relationships Broker Relationships [Member] Broker relationships that exists between an entity and its brokers. Loan Restructuring Modification [Axis] Loan Restructuring Modification [Axis] Capitalization rate Measurement Input, Cap Rate [Member] Fee-based servicing portfolio Revenue, Rights Granted [Member] Amount of securitizations Loans Receivable Held-for-sale, Securitization Amount of securitization from loan receivable held-for-sale. Related Party [Axis] Related Party, Type [Axis] Schedule of Changes in the Allowance for Credit Losses Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table Text Block] Stock-based compensation, net (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Entity Registrant Name Entity Registrant Name Loan charge‑offs Allowance For Loan Loss Total Charge-Offs The amount of additions to mortgage loans due to loan charge-offs during the reporting period. Redemption - preferred stock Preferred Stock, Accretion of Redemption Discount Infinite-lived intangible assets: Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] 2025 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Two Noncontrolling interest Equity, Attributable to Noncontrolling Interest Loan runoff Loans, Payoffs And Paydowns Amount of loans originated through loan payoffs and paydowns. Proceeds from issuance of securitized debt Proceeds From Issuance Of Collateralized Loan Obligations The cash inflow from amounts received from issuance of collateralized loan obligations. Secured long-term loans are wholly or partially secured by collateral. LIBOR London Interbank Offered Rate (LIBOR) 1 [Member] London Interbank Offered Rate (LIBOR) 1 Auditor Name Auditor Name Unpaid principal balance on loans Impaired Financing Receivable Unpaid Principal Balances Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. Preferred stock, dividend rate (as a percent) Return on the preferred shares issued to third parties by its subsidiary REIT (as a percent) Preferred Stock, Dividend Rate, Percentage Schedule of Certain Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Financing receivable modified, pay rate of interest Financing Receivable, Modified, Pay Rate of Interest Financing Receivable, Modified, Pay Rate of Interest Funding of unfunded loan commitments Mortgage Loans on Real Estate Funding of Unfunded Loan Commitments The amount of additions to mortgage loans due to funding of unfunded loan commitments during the reporting period. Entity Central Index Key Entity Central Index Key Gain (loss) on derivative instruments, net Derivative, Gain (Loss) on Derivative, Net Base spread (as a percent) Loans Receivable, Basis Spread on Variable Rate Share-based compensation expense Share-Based Payment Arrangement, Expense Gross Carrying Value Finite-Lived Intangible Assets, Gross Income Tax Authority [Domain] Income Tax Authority [Domain] Number of floating rate loans sold Number of Floating Rate Loans Sold The number of floating rate loans sold during the period. Other-than-temporary impairment recorded Equity Method Investment, Other than Temporary Impairment Wtd. Avg. Last Dollar LTV Ratio Impaired Financing Receivable Last Dollar LTV Ratio For an impaired loan, the weighted average loan to value ratio that is calculated by comparing the total of the carrying value of the company's loan and all senior lien positions within the capital stack to the fair value of the underlying collateral to determine the point at which the company will initially absorb a loss. Interest income from loans Interest and Fee Income, Loans, Real Estate Construction New Jersey NEW JERSEY Payoffs and paydowns of loans held-for-sale Proceeds from Collection, Loan, Held-for-Sale Number of lawsuits after amendment Loss Contingency Number of Lawsuits after Consolidation of Lawsuit Represents the number of lawsuits after amendment. Payment of deferred financing costs Payments of Financing Costs North Carolina NORTH CAROLINA Loans held-for-sale, net - Principal/Notional Amount Loans Held For Sale Receivable Gross Commercial Real Estate Amount before allowance of commercial loans classified as held-for-sale which are issued to businesses to acquire, develop, construct, improve, or refinance land or building. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans covered under loss sharing agreements. UPB Credit and repurchase facilities, principal/notional amount Secured Debt, Repurchase Agreements And Warehouse Agreement Borrowings, Principal Amount The principal balance of the securities sold under agreements to repurchase and borrowings under warehouse and revolving lines of credit. Held-to-maturity securities sold, percentage Held-to-maturity Securities, Sold, Percentage The percentage of sale of held-to-maturity securities. Number of newly-formed wholly-owned subsidiaries Number of Newly Formed Wholly Owned Subsidiaries Represents the number of newly-formed wholly-owned subsidiaries. Issuance of stock Stock Issued During Period, Value, New Issues Maturity date of October 2021 Maturity date of October 2021 [Member] Represents loans receivable with the maturity date as October 2021. Additional borrowing capacity Line of Credit Facility, Additional Borrowing Capacity Additional maximum borrowing capacity under the credit facility. Entity [Domain] Entity [Domain] Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Amendment Flag Amendment Flag Finite-lived intangible assets: Finite-Lived Intangible Assets, Net [Abstract] Legal Entity [Axis] Legal Entity [Axis] Operating Lease, Weighted average discount rate (as a percent) Operating Lease, Weighted Average Discount Rate, Percent Senior unsecured notes Senior Notes Interest reserve, unpaid principal balance Interest Reserve, Unpaid Principal Balance Amount of aggregate unpaid principal balance covered under the interest reserve fund. Cash used to pay interest Interest Paid, Excluding Capitalized Interest, Operating Activities Net interest income Interest Income (Expense), Net TRS Consolidated Group TRS Consolidated Group [Member] Represents information pertaining to TRS Consolidated Group. Luxembourg Debt Fund Luxembourg debt fund [Member] This member stands for Luxembourg debt fund. Interest earned on escrows Interest Earned on Escrows The amount of interest earned on escrows. Loans and Investments Loans and Investments No definition available. Forbearance Agreement Forbearance agreement [Member] Represents the information pertaining to forbearance agreement. Charge-offs, 2020 Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff Securities held-to-maturity, allowance for credit losses Allowance for Credit Losses Allowance for credit loss, beginning balance Allowance for credit loss, ending balance Debt Securities, Held-to-Maturity, Allowance for Credit Loss Deferred tax liabilities, net Deferred Tax Liabilities, Net Diluted (in shares) Weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Grantee Status [Domain] Grantee Status [Domain] Net (charge-offs) recoveries for loss sharing obligations Loss Contingency Accrual, Charge Offs, Net Amount of recoveries (charge-offs) when settle a loss under the DUS Loss sharing model, net of any previously advanced principal and interest payments. Total Assets Assets, Total [Member] Mortgage servicing rights Mortgage servicing rights Originated Mortgage Servicing Rights Revenue Amount of revenue recorded for the mortgage servicing rights obtained from sold loans. Bridge loan, several multifamily properties Bridge loan, several multifamily properties [Member] Information pertaining to bridge loan used to purchase several multifamily properties. Unfunded CLO Commitments Unfunded CLO Commitments [Abstract] n/a Other expenses: Operating Expenses [Abstract] Recoveries of reserves Financing Receivable, Allowance for Credit Loss, Recovery Wtd. Avg. Pay Rate (as a percent) Mortgage Loans on Real Estate, Weighted Average Interest Rate Weighted average interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate. Debt Securities, Held-to-Maturity [Table] Debt Securities, Held-to-Maturity [Table] Mortgage servicing rights Deferred Tax Liabilities, Mortgage Servicing Rights Total assets Assets of consolidated VIEs Assets Share Repurchase Program [Axis] Share Repurchase Program [Axis] Payoffs and paydowns of securities held-to-maturity Proceeds from Payoffs and Paydowns of Securities held-to-maturity Represents the cash inflow during the reporting period in respect of payoffs and paydowns of securities held to maturity by the reporting entity. Proceeds from convertible debt Proceeds from Convertible Debt 2028 Long-Term Debt, Maturity, Year Five Employee compensation and benefits Labor and Related Expense Accretion of unearned revenue Mortgage Loans on Real Estate Accretion of Unearned Revenue The amount of additions to mortgage loans due to accretion of unearned revenue during the reporting period. Motion to Amend Lawsuits Motion to amend the lawsuits [Member] Represents information pertaining to the motion filed by the Trust to amend the lawsuits. Other Other Property [Member] Notes and accrued interest settled Repayments of Unsecured Debt, Included Accrued Interest The cash outflow to repay long-term debt included accrued interest that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. Number of officers Number of Officers Number of Officers Impairment of held-to-maturity securities Other-Than-Temporary Impairment Loss, Debt Securities, Held-To-Maturity Other-Than-Temporary Impairment Loss, Debt Securities, Held-To-Maturity Income Taxes Income Tax Contingency [Line Items] Summary of Capitalized MSR Activity Servicing Asset at Amortized Cost [Table Text Block] Prime Rate Prime Rate [Member] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Impaired loans, fair value Loans Held-to-maturity, Fair Value Disclosure Fair value portion of loans held-to-maturity. Basic Earnings Per Share, Basic, Other Disclosure [Abstract] One-month LIBOR One-month LIBOR [Member] Represents the 1-month LIBOR Rate. Scenario [Axis] Scenario [Axis] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt Instrument [Line Items] Capitalized Mortgage Servicing Rights Mortgage Banking Activity [Policy Text Block] Basic (in shares) Weighted average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic $1B repurchase facility Joint Repurchase Facility 1.00 Billion [Member] Represents information pertaining to $1.00 billion joint repurchase facility. FHA Federal Housing Administration Loans [Member] This member represents the information pertaining to loans under Federal Housing Administration (FHA). Preferred equity investments Preferred Equity Investments Preferred Equity Investments In Mortgage Loans [Member] Represents the entity's preferred equity investments in mortgage loans on real estate. Auditor Information [Abstract] Auditor Information Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] $500M joint repurchase facility $500M joint repurchase facility [Member] Represents information pertaining to the $500M joint repurchase facility. Proceeds from issuance of senior unsecured notes Proceeds from Unsecured Notes Payable 2025 Contractual Obligation, to be Paid, Year Two Interest Coverage [Abstract] Interest Coverage [Abstract] Interest Coverage Prior Liens SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Prior Lien, Amount 7.375% Notes 7.375% Convertible Notes [Member] The member represents the senior unsecured notes due in 2021, the "7.375% Convertible Notes". 7.50% Notes 7.50% convertible notes [Member] Represents the information pertaining to Convertible Senior Unsecured Notes 7.50% Expected amortization of capitalized MSRs balances Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Wtd. Avg. Servicing Fee Rate (basis points) Weighted Average Servicing Fee Rate Represents weighted average servicing fee rate. Residential Mortgage Banking Business Residential Mortgage Banking Business [Member] Information pertaining to equity investment in Arbor Residential Investor (ARI) joint venture involved in residential mortgage banking business. Voting power of outstanding stock (as a percent) Percentage of Voting Power Represents percentage of voting power of outstanding stock. AMAC Holdings III LLC AMAC Holdings III LLC [Member] Represents information pertaining to AMAC Holdings III LLC. Property operating income Operating Lease, Lease Income Related Party Transaction [Axis] Related Party Transaction [Axis] Total contribution Equity Method Investment, Total Contribution Equity Method Investment, Total Contribution Statement Statement [Line Items] Issuance - common stock from convertible debt Stock Issued During Period, Value, Conversion of Convertible Securities Intangibles Deferred Tax Liabilities, Intangible Assets Summary of Borrowings Schedule of Debt [Table Text Block] Principal paydowns Paydowns of principal made by borrower Loan payoffs and paydowns SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Collections of Principal Maturity date of September 2019 Maturity date of September 2019 [Member] Represents loans receivable with the maturity date of September, 2019. Noncontrolling Interest Noncontrolling Interest [Member] Valuation Technique, Discounted Cash Flow [Member]