Fair Value - Mortgage Loans Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Fair Value.
Fair value	$ 64,865		$ 64,865		$ 50,888
Unpaid principal balance	62,770		62,770		49,025
Fair value less aggregated unpaid principal balance	2,095		2,095		$ 1,863
Change in fair value of mortgage loans held for sale	$ (776)	$ (574)	$ 232	$ (508)