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Collateralized Debt Obligations - Schedule of Mortgages Payable in Consolidated VIEs (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2024 | Dec. 31, 2023
Debt Instrument, Redemption, Period One |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate increase, non-redemption | 3.00% | 3.00% |
Debt Instrument, Redemption, Period Two | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate increase, non-redemption | 1.00% | 1.00% |
Debt Instrument, Redemption, Period Two | Weighted Average |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate increase, non-redemption | 1.50% | 1.50% |
Debt Instrument, Redemption, Period Two | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate increase, non-redemption | 2.00% | 2.00% |
Debt Instrument, Redemption, Period Three |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, interest rate increase, non-redemption | 1.00% | 1.00% |
Collateralized Debt Obligations | Secured Debt |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount | $ 2,652,761 | $ 2,652,761 | $ 1,944,948
Carrying Value | 2,549,500 | 2,549,500 | 1,870,517
Collateralized Debt Obligations | Secured Debt | Consolidated SLST |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount | 903,369 | 903,369 | 652,933
Carrying Value | $ 844,032 | $ 844,032 | $ 593,737
Weighted average interest rate | 3.63% | 3.63% | 2.75%
Collateralized Debt Obligations | Secured Debt | Consolidated SLST | Debt Instrument, Redemption, Period One |  |  |
Debt Instrument [Line Items] |  |  |
Carrying Value | $ 381,023 | $ 381,023 |
Collateralized Debt Obligations | Secured Debt | Consolidated SLST | Debt Instrument, Redemption, Period Two |  |  |
Debt Instrument [Line Items] |  |  |
Carrying Value | 824,522 | 824,522 |
Collateralized Debt Obligations | Secured Debt | Residential loan securitizations |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount | 764,341 | 764,341 |
Carrying Value | $ 733,079 | $ 733,079 |
Weighted average interest rate | 5.74% | 5.74% |
Unrealized gains (losses) recognized on CDOs | $ 100 | $ 1,500 |
Collateralized Debt Obligations | Secured Debt | Residential loan securitizations at amortized cost, net |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Face Amount | 985,051 | 985,051 | $ 1,292,015
Carrying Value | $ 972,389 | $ 972,389 | $ 1,276,780
Weighted average interest rate | 3.78% | 3.78% | 4.00%

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