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Per Share, Diluted Junior Note III Junior Subordinated Note III, Maturing September 2036 [Member] Junior Subordinated Note III, Maturing September 2036 Multifamily Multifamily [Member] Supplemental disclosures of non - cash flow information: Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Aggregate UPB Financing Receivable, Held-for-Sale Schedule of Mortgage Loans, Held for Sale Schedule of Mortgage Loans, Held for Sale [Table Text Block] Schedule of Mortgage Loans, Held for Sale Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Equity Method Investments Equity Method Investments and Joint Ventures Disclosure [Text Block] Net income/(loss) applicable to common stock, basic Net Income (Loss) Available to Common Stockholders, Basic, Including Undistributed Earnings (Loss) Allocated to Participating 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on Derivative Instruments, Net, Pretax Agency Business Agency [Member] Agency Expiration Date Trading Arrangement Expiration Date Loss sharing agreement Loans and Leases Receivable, Net Reported Amount, Covered Junior Note I Junior Subordinated Note I, Maturing October 2035 [Member] Junior Subordinated Note I, Maturing October 2035 PNC WH Line of Credit PNC WH Line of Credit [Member] PNC WH Line of Credit Other liabilities Increase (Decrease) in Other Operating Liabilities Product Information [Line Items] Product Information [Line Items] Mortgage impairment insurance MSR impairment reversal Mortgage Servicing Rights (MSR) Impairment (Recovery) Schedule of Equity Method Investments Equity Method Investments [Table Text Block] Geographic Concentration Risk Geographic Concentration Risk [Member] Yield (percentage) Fair Value Inputs, Yield Fair Value Inputs, Yield 2027 Unrecorded Unconditional Purchase Obligation, to be Paid, Year One Company holds common units, membership interest, rate 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be Paid, Year Two MSR impairment and amortization Impairment And Amortization Of Mortgage Servicing Rights MSR Impairment And Amortization Of Mortgage Servicing Rights MSR Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Remaining amount available under share repurchase program Remaining as of March 31, 2026 Share Repurchase Program, Remaining Authorized, Amount Options Equity Option [Member] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Amortization of deferred financing costs Amortization of Debt Issuance Costs MRAs Master Repurchase Agreement [Member] Master Repurchase Agreement Entity Tax Identification Number Entity Tax Identification Number Discounted Cash Flow Valuation Technique, Discounted Cash Flow [Member] Schedule of Collateralized Loan Obligations Schedule of Variable Interest Entities [Table 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Agency GSE [Member] GSE Mixed Use Mixed Use [Member] Mixed Use [Member] General Reserve General Reserve [Member] General Reserve Repo and revolving credit facilities, commercial mortgage loans, capacity Line of Credit Facility, Maximum Borrowing Capacity Common stock issued under dividend reinvestment plan (in shares) Stock Issued During Period, Shares, Dividend Reinvestment Plan Pledging Purpose [Axis] Pledging Purpose [Axis] Common stock repurchases (in shares) Common stock shares repurchased (in shares) Stock Repurchased During Period, Shares Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Expenses Operating Expenses [Abstract] Due to affiliates Other Liabilities, Current Asset Class [Domain] Asset Class [Domain] Charge offs from specific allowance for credit losses Mortgage Loans On Real Estate, Charge-Off Mortgage Loans On Real Estate, Charge-Off Southeast Southeast [Member] Southeast Statement [Line 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Related Party Transaction [Axis] 2026 (Nine Months Ended December 31, 2026) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Carrying Value Intangible Assets, Gross (Excluding Goodwill) Real Estate [Domain] Real Estate [Domain] Asset Class [Axis] Asset Class [Axis] Goodwill, expected tax deductible Business Combination, Goodwill, Expected Tax Deductible, Amount Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Payments of deferred financing costs Payments of Financing Costs Income/(loss) from equity method investments Income/(loss) from equity method investments Income (Loss) from Equity Method Investments Barclays Capital Inc. 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[Member] Forward Sale Commitments Collateral Pledged Debt Securities Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] September 2021 Mortgage Note Payable, Eliminated in Consolidation September 2021 Mortgage Note Payable, Eliminated in Consolidation [Member] September 2021 Mortgage Note Payable, Eliminated in Consolidation Other segment items Segment Reporting, Other Segment Item, Amount Weighted average useful economic useful life Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life Concentration Risk Type [Axis] Concentration Risk Type [Axis] 2031 and beyond Lessee, Operating Lease, Liability, to be Paid, after Year Four Lessee, Operating Lease, Liability, to be Paid, after Year Four Accretion of deferred commitment fees Amortization of Deferred Loan Origination Fees, Net Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] 2030 Finite-Lived Intangible Asset, 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