Lease Commitments (Summary of Lease Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease cost	$ 22,767
Finance lease cost: Amortization of right-of-use asset	219
Finance lease cost: Interest on lease liability	291
Short-term lease cost	302
Variable lease cost	2,966
Sublease income	(73)
Total lease cost	26,472
Cash paid for amounts included in the measurement of operating lease liabilities	25,379
Cash paid for amounts included in the measurement of finance lease liabilities	337
Right-of-use asset obtained in exchange for new operating lease liabilities	7,832
Right-of-use asset obtained in exchange for new finance lease liabilities	$ 0
Weighted average remaining lease term - operating leases	11 years 4 months 24 days
Weighted average remaining lease term - finance leases	38 years
Weighted average discount rate - operating leases	3.99%
Weighted average discount rate - finance leases	3.43%
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Interest Receivable and Other Assets	Interest Receivable and Other Assets
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Interest Receivable and Other Assets	Interest Receivable and Other Assets
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Accrued interest payable and other liabilities	Accrued interest payable and other liabilities
Finance Lease, Liability, Statement of Financial Position [Extensible List]	Accrued interest payable and other liabilities	Accrued interest payable and other liabilities