Fair Value Measurements - Reconciliation of Assets with Unobservable Inputs (Details) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 29,098,000	$ 22,106,000
Change included in earnings	(1,154,000)	(429,000)
Purchases and issuances	3,422,000	3,058,000
Sales and settlements	(846,000)	(1,815,000)
Ending balance	30,520,000	22,920,000
Net change in unrealized gains (losses) relating to items held at end of period	1,389,000	765,000
Net change in unrealized gains (losses) included in other comprehensive income	0	0
Mortgage servicing rights
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	26,439,000	19,564,000
Change included in earnings	(855,000)	(25,000)
Purchases and issuances	1,230,000	516,000
Sales and settlements	0	0
Ending balance	26,814,000	20,055,000
Net change in unrealized gains (losses) relating to items held at end of period	0	0
Commercial servicing rights
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	2,194,000	2,200,000
Change included in earnings	(73,000)	(129,000)
Purchases and issuances	196,000	29,000
Sales and settlements	0	0
Ending balance	2,317,000	2,100,000
Net change in unrealized gains (losses) relating to items held at end of period	0	0
Interest rate lock commitments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	465,000	342,000
Change included in earnings	(226,000)	(275,000)
Purchases and issuances	1,996,000	2,513,000
Sales and settlements	(846,000)	(1,815,000)
Ending balance	1,389,000	765,000
Net change in unrealized gains (losses) relating to items held at end of period	$ 1,389,000	$ 765,000