Segment Reporting - Gain on origination and sale of loans, net (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Financing Receivable, Held-For-Sale [Roll Forward]
Premium from loan sales	$ 20,909		$ 56,156
Mark to market changes on LHFS	6,987		(1,298)
Unrealized gains from hedging derivative instruments	3,116		4,269
Unrealized gains from IRLC	(103)		200
Periodic interest on derivatives, net	97		97
Realized gains from hedging instruments, net	2,364		2,476
Provision for loan repurchase reserves	(683)		(756)
Loan origination income, net	(2,918)		(4,125)
Direct loan origination costs, net	(7,559)		(13,424)
Gain on origination and sale of loans, net	22,210	$ 0	43,595	$ 0
Investment Portfolio
Financing Receivable, Held-For-Sale [Roll Forward]
Gain on origination and sale of loans, net	(68)	0	(68)	0
Residential Origination
Financing Receivable, Held-For-Sale [Roll Forward]
Gain on origination and sale of loans, net	22,278	$ 0	43,663	$ 0
Operating Segments \| Investment Portfolio
Financing Receivable, Held-For-Sale [Roll Forward]
Premium from loan sales	0		0
Mark to market changes on LHFS	6,050		6,050
Unrealized gains from hedging derivative instruments	4,144		4,144
Unrealized gains from IRLC	0		0
Periodic interest on derivatives, net	97		97
Realized gains from hedging instruments, net	0		0
Provision for loan repurchase reserves	0		0
Loan origination income, net	(10,069)		(10,069)
Direct loan origination costs, net	(290)		(290)
Gain on origination and sale of loans, net	(68)		(68)
Operating Segments \| Residential Origination
Financing Receivable, Held-For-Sale [Roll Forward]
Premium from loan sales	30,978		66,225
Mark to market changes on LHFS	937		(7,348)
Unrealized gains from hedging derivative instruments	(1,028)		125
Unrealized gains from IRLC	(103)		200
Periodic interest on derivatives, net	0		0
Realized gains from hedging instruments, net	2,364		2,476
Provision for loan repurchase reserves	(683)		(756)
Loan origination income, net	(2,918)		(4,125)
Direct loan origination costs, net	(7,269)		(13,135)
Gain on origination and sale of loans, net	22,278		43,662
Elimination
Financing Receivable, Held-For-Sale [Roll Forward]
Premium from loan sales	(10,069)		(10,069)
Loan origination income, net	$ 10,069		$ 10,069

Financing Receivable, Held-For-Sale, Benefit (Provision) For Loan Repurchase Reserves

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- Definition

Financing Receivable, Held-For-Sale, Direct Loan Origination Costs, Net

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No definition available.

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- Definition

Financing Receivable, Held-For-Sale, Mark To Market Changes

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Financing Receivable, Held-For-Sale, Periodic Interest On Derivatives

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- Definition

Financing Receivable, Held-For-Sale, Premium From Loan Sales

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- Definition

Financing Receivable, Held-For-Sale, Realized Gains From Hedging Instruments

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- Definition

Financing Receivable, Held-For-Sale

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Financing Receivable, Held-For-Sale, Unrealized Gains From Derivative Instruments

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- Definition

Financing Receivable, Held-For-Sale, Unrealized Gains (Loss) From Interest Rate Lock Commitments

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- Definition

Gain (Loss) On Origination And Sale Of Loans, Net

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- Definition

Cash inflow associated with loan origination (the process when securing a mortgage for a piece of real property) or lease origination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

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