Loans And Leases (Nonaccrual Loans As Troubled Debt Restructuring) (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Financing Receivable, Modifications [Line Items]
Total nonaccrual and nonperforming loans	$ 527	$ 2,439
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Total nonaccrual and nonperforming loans		85
Single-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Total nonaccrual and nonperforming loans	$ 441	550
Non-Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Total nonaccrual and nonperforming loans		$ 1,689