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Residential Investor Loans - Schedule of Activity of Securitized Residential Investor Loans Held-for-Investment (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2025 USD ($) entity securitization_entity | Mar. 31, 2024 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |
Number of bridge entities | entity | 2 |
Securitization entity | securitization_entity | 2 |
Residential Investor Bridge, Securitized |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |
Number of bridge entities | entity | 2 |
Securitization entity | securitization_entity | 2 |
Total Residential Investor Loans | Residential Investor Term, Securitized |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |
Net market valuation gains (losses) recorded | $ (69) | $ 7,583
Fair value of loans transferred to HFI | 0 | 0
Total Residential Investor Loans | Residential Investor Bridge, Securitized |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |
Net market valuation gains (losses) recorded | (3,694) | 3,690
Fair value of loans transferred to HFI | $ 50,619 | $ 98,731

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