Fair Value Measurements - Reconciliation of Assets with Unobservable Inputs (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 22,920,000	$ 21,158,000	$ 22,106,000	$ 21,204,000
Change included in earnings	(550,000)	(1,008,000)	(979,000)	(2,026,000)
Purchases and issuances	4,551,000	3,279,000	7,609,000	5,329,000
Sales and settlements	(2,669,000)	(2,191,000)	(4,484,000)	(3,269,000)
Ending balance	24,252,000	21,238,000	24,252,000	21,238,000
Net change in unrealized gains (losses) relating to items held at end of period	1,059,000	851,000	1,059,000	851,000
Net change in unrealized gains (losses) included in other comprehensive income	0	0	0	0
Mortgage servicing rights
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	20,055,000	18,303,000	19,564,000	18,635,000
Change included in earnings	(81,000)	(574,000)	(106,000)	(1,369,000)
Purchases and issuances	1,103,000	519,000	1,619,000	982,000
Sales and settlements	0	0	0	0
Ending balance	21,077,000	18,248,000	21,077,000	18,248,000
Net change in unrealized gains (losses) relating to items held at end of period	0	0	0	0
Commercial servicing rights
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	2,100,000	2,170,000	2,200,000	2,129,000
Change included in earnings	(16,000)	(56,000)	(145,000)	(105,000)
Purchases and issuances	32,000	25,000	61,000	115,000
Sales and settlements	0	0	0	0
Ending balance	2,116,000	2,139,000	2,116,000	2,139,000
Net change in unrealized gains (losses) relating to items held at end of period	0	0	0	0
Interest rate lock commitments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	765,000	685,000	342,000	440,000
Change included in earnings	(453,000)	(378,000)	(728,000)	(552,000)
Purchases and issuances	3,416,000	2,735,000	5,929,000	4,232,000
Sales and settlements	(2,669,000)	(2,191,000)	(4,484,000)	(3,269,000)
Ending balance	1,059,000	851,000	1,059,000	851,000
Net change in unrealized gains (losses) relating to items held at end of period	$ 1,059,000	$ 851,000	$ 1,059,000	$ 851,000