Commitments and Contingencies - Activity in the Repurchase Reserve (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Commitments and Contingencies [Roll Forward]
Balance at beginning of period	$ 1,358	$ 4,317	$ 1,621	$ 4,802
Provision for loan repurchases or indemnifications	(200)	(800)	(450)	(1,189)
Losses on loans repurchased or indemnified	(29)	(72)	(42)	(168)
Balance at end of period	$ 1,129	$ 3,445	$ 1,129	$ 3,445