Residential Consumer Loans - Schedule of Activity of Residential Consumer Loans Held-for-Investment at Consolidated Entities (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Principal value of loans transferred from HFS to HFI			$ 3,792,872	$ 2,818,171
Held-for-investment at fair value | Securitized Jumbo Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Net market valuation gains (losses) recorded	$ 52,453	$ (48,590)	134,137	(103,399)
Held-for-investment at fair value | Securitized Jumbo Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Principal value of loans transferred from HFS to HFI	$ 2,049,465	$ 1,424,026	$ 3,673,365	$ 2,611,987