Mortgage Loans Held for Sale - Derivative Instruments Used to Hedge Mortgage Loan Activity (Details) - Designated as Hedging Instrument - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Forward RMBS purchase contracts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Notional	$ 51,100	$ 4,450
Derivative Assets	715	0
Derivative Liabilities	817	42
Interest rate swap futures contracts
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Notional	7,300	0
Derivative Assets	489	0
Derivative Liabilities	$ 0	$ 0