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Loans And Leases (Nonaccrual Loans As Troubled Debt Restructuring) (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
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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

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