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Mortgage Loans Held for Sale - Derivative Instruments Related to Mortgage Loan Activity (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Forward mortgage loan purchase commitments |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Notional | $ 391,434 | $ 83,962
Derivative Assets | 132 | 708
Derivative Liabilities | 0 | 0
Forward RMBS purchase contracts | Designated as Hedging Instrument |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Notional | 516,600 | 51,100
Derivative Assets | 3,227 | 715
Derivative Liabilities | 0 | 817
Cash collateral receivable (payable) | 5,000 | 715
Interest rate swap futures contracts | Designated as Hedging Instrument |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Notional | 59,000 | 7,300
Derivative Assets | 1,329 | 489
Derivative Liabilities | 0 | 0
Cash collateral receivable (payable) | $ 2,000 | $ 720

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