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Collateralized Debt Obligations - Schedule of Debt (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Maximum |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increases, months after issuance | 48 months |
Minimum |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increases, months after issuance | 24 months |
Step-Up Interest Rate One |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increase, non-redemption | 1.00% |
Step-Up Interest Rate Two |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increase, non-redemption | 1.50% |
Step-Up Interest Rate Three |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increase, non-redemption | 2.00% |
Step-Up Interest Rate Four |  |
Debt Instrument [Line Items] |  |
Debt instrument, interest rate increase, non-redemption | 3.00% |
Collateralized debt obligations | Secured debt |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | $ 3,070,314 | $ 1,944,948
Carrying value | 2,978,444 | 1,870,517
Consolidated SLST | Collateralized debt obligations | Secured debt |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | 867,004 | 652,933
Carrying value | $ 811,591 | $ 593,737
Weighted average interest rate (as a percent) | 3.49% | 2.75%
Consolidated SLST | Collateralized debt obligations | Secured debt | Interest Rate Step-Up |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | $ 1,600,000 |
Residential loan securitizations at amortized cost, net | Collateralized debt obligations | Secured debt |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | 850,547 | $ 1,292,015
Carrying value | $ 842,764 | $ 1,276,780
Weighted average interest rate (as a percent) | 4.35% | 4.00%
Residential loan securitizations at fair value | Collateralized debt obligations | Secured debt |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | $ 1,281,896 |
Carrying value | $ 1,253,332 |
Weighted average interest rate (as a percent) | 5.72% |
Unrealized gain (losses) recognized on CDOs | $ (1,500) |
Non-Agency RMBS Re-Securitization At Fair Value | Collateralized debt obligations | Secured debt |  |
Debt Instrument [Line Items] |  |
Outstanding Face Amount | 70,867 |
Carrying value | $ 70,757 |
Weighted average interest rate (as a percent) | 7.38% |

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