Revenue from Contracts with Customers (Schedule of Contract with Customer, Asset and Liability) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2021
Bank card transaction fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 15,585	$ 17,254	$ 14,171	$ 16,424
Trust fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	2,098	2,038	2,094	2,222
Deposit account charges and other fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	5,398	6,631	5,452	6,702
Consumer brokerage services
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 773	$ 949	$ 324	$ 391