Residential Investor Loans - Schedule of Activity of Residential Investor Loans Held-for-Investment at CAFL (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) securitization_entity	Dec. 31, 2023 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Securitization entity | securitization_entity	2
Residential Investor Loans | Term at CAFL
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Net market valuation gains (losses) recorded	$ 61,559	$ 89,013
Fair value of loans transferred to HFI	0	278,751
Bridge Loans Held for Investment at Fair Value | Term at CAFL
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Net market valuation gains (losses) recorded	6,198	(1,775)
Fair value of loans transferred to HFI	$ 290,159	$ 641,779