Leases - Balance Sheet Disclosures and Components of Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating lease ROU asset	$ 39,557	$ 43,289
Operating lease liability	$ 40,822	$ 46,125
Weighted-average remaining lease term-operating leases (Year)	6 years 1 month 6 days	6 years 7 months 6 days
Weighted average discount rate-operating leases	3.20%	2.90%
Short-term lease cost	$ 212	$ 193	$ 164
Variable lease cost	1,128	999	1,065
Total lease cost	10,166	9,795	9,918
Operating cash flows from operating leases	10,429	9,459	12,811
Right-of-use assets obtained in acquisition	3,866	1,208	6,570
Occupancy and equipment
Operating lease cost	8,737	8,510	8,609
Other operating expense
Operating lease cost	$ 89	$ 93	$ 80