Revenue from Contracts with Customers (Schedule of Contract with Customer, Asset and Liability) (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021	Dec. 31, 2020
Bank card transaction fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 14,598	$ 16,424	$ 13,248	$ 14,199
Trust fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	1,975	2,222	2,253	2,071
Deposit account charges and other fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	6,898	6,702	6,616	6,933
Consumer brokerage services
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 678	$ 391	$ 355	$ 432