Mortgage Banking Activities Mortgage Banking Activities, Mortgage Banking Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Mortgage Banking Revenue [Abstract]
Net realized gains (losses) on sale of mortgage loans	$ 2,026	$ (1,731)
Net change in unrealized gain (loss) on mortgage loans held for sale	(382)	370
Net change in the fair value of mortgage loan commitments	1,094	1,640
Net change in the fair value of forward sales contracts	787	(912)
Total production revenue (loss)	3,525	(633)
Servicing revenue	15,442	15,000
Total mortgage banking revenue	$ 18,967	$ 14,367