Residential Investor Loans - Schedule of Activity of Securitized Residential Investor Loans Held-for-Investment (Details) - Total Residential Investor Loans - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Securitized Term
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Net market valuation (losses) gains recorded	$ (5,262)	$ 14,122	$ (19,802)	$ 14,053
Fair value of loans transferred to consolidated securitization entities (transferred from HFS to HFI)	0	0	0	0
Securitized Bridge
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Net market valuation (losses) gains recorded	(1,217)	(4,591)	3,966	(8,285)
Fair value of loans transferred to consolidated securitization entities (transferred from HFS to HFI)	$ 129,587	$ 75,994	$ 204,334	$ 126,613