Liability for Losses Under Representations and Warranties (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
During the period:
Balance at beginning of quarter	$ 30,774	$ 29,976	$ 29,129	$ 30,788
Provision for losses on loans sold resulting from sales of loans	4,054	4,129	7,601	8,081
Provision for losses on loans sold resulting from change in estimate	(2,220)	(4,076)	(3,635)	(7,396)
Losses incurred	(845)	(1,341)	(1,332)	(2,785)
Balance at end of quarter	31,763	28,688	31,763	28,688
Unpaid principal balance of loans subject to representations and warranties at end of quarter	$ 452,998,620	$ 381,524,553	$ 452,998,620	$ 381,524,553