Lease Commitments - Supplemental Balance Sheet and Cash Flow Information Related to Operating Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease right-of-use assets	$ 47,500	$ 35,256
Other assets	Other assets	Other assets
Operating lease liabilities	$ 50,770	$ 38,330
Other liabilities	Other liabilities	Other liabilities	Other liabilities
Cash paid during the year for amounts included in the measurement of operating lease liabilities	$ 16,508	$ 11,117
Right-of-use assets recorded during the year in exchange for new or renewed operating lease obligations	5,305	12,459
Right-of-use assets obtained during the year through bank acquisition	$ 14,597	$ 2,606
Weighted average remaining lease term for operating leases	8 years	8 years 3 months 18 days
Weighted average discount rate for operating leases	4.64%	4.25%