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Mortgage Banking Activities, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Other income (loss), net	$ 1,550	$ (775)
Total Mortgage banking activities, net	33,053	14,556
Sequoia Mortgage Banking
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Other income (loss), net	92	81
Total Mortgage banking activities, net	22,151	7,827
Sequoia Mortgage Banking | Residential consumer loans, at fair value
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Fair value of loans	30,599	(3,854)
Sequoia Mortgage Banking | Trading securities
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Fair value of loans	(29,327)	8,511
Sequoia Mortgage Banking | Risk management derivatives
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Risk management derivatives	20,787	3,089
CoreVest Mortgage Banking
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Other income (loss), net	5,885	3,570
Total Mortgage banking activities, net	10,902	6,729
CoreVest Mortgage Banking | Residential investor term loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Fair value of loans	6,930	(296)
CoreVest Mortgage Banking | Residential investor bridge loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Fair value of loans	1,032	946
CoreVest Mortgage Banking | Risk management derivatives
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Risk management derivatives	$ (2,945)	$ 2,509

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The net income attributable to mortgage banking activities. This includes market valuations related to residential and commercial loans, Sequoia IOs, and mortgage banking derivatives, as well as realized gains or losses associated with mortgage loan sales.

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-Topic 948
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-Name Accounting Standards Codification
-Section S99
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-Subparagraph (SX 210.12-29)
-Publisher FASB
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Amount of unrealized gain (loss) related to the fair value of price risk derivatives designated as fair value hedging instruments, as offset by the gain (loss) on the hedged item to the extent that the fair value hedge is determined to be effective.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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