Revenue from Contracts with Customers (Schedule of Contract with Customer, Asset and Liability) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Bank card transaction fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 15,673	$ 18,069	$ 15,585	$ 17,254
Trust fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	2,506	1,764	2,098	2,038
Deposit account charges and other fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	6,156	6,588	5,398	6,631
Consumer brokerage services
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 0	$ 8	$ 773	$ 949