Revenue from Contracts with Customers (Schedule of Contract with Customer, Asset and Liability) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020
Bank card transaction fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 14,167	$ 16,424	$ 13,349	$ 14,199
Trust fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	2,073	2,222	2,211	2,071
Deposit account charges and other fees
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	5,658	6,702	5,969	6,933
Consumer brokerage services
Contract with Customer, Asset and Liability [Line Items]
Contract with Customer, Receivable	$ 632	$ 391	$ 513	$ 432