Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Leases
Operating lease option to extend			true
Lease expenses:
Operating leases	$ 4,862	$ 5,046	$ 14,665	$ 15,008
Short-term leases	114	235	351	695
Sublease income	(315)		(584)
Net lease expense included in Occupancy and equipment	4,661	5,281	14,432	15,703
Payments for operating leases	7,617	5,544	19,217	15,801
Operating lease right-of-use assets recognized	$ 1,166	$ 571	$ 2,893	$ 1,364
Remaining lease term (in year)	4 years 4 months 24 days	4 years 10 months 24 days	4 years 4 months 24 days	4 years 10 months 24 days
Discount rate (as a percent)	3.80%	3.80%	3.80%	3.80%
Operating lease liabilities
2024	$ 21,926		$ 21,926
2025	19,376		19,376
2026	16,037		16,037
2027	9,246		9,246
2028	5,123		5,123
Thereafter	8,320		8,320
Total lease payments	80,028		80,028
Less imputed interest	(9,818)		(9,818)
Operating lease liability	$ 70,210		$ 70,210		$ 85,550
Minimum
Leases
Remaining operating lease term	1 year		1 year
Maximum
Leases
Remaining operating lease term	8 years		8 years
Operating lease renewal term	5 years		5 years