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Loans And Allowance For Loan Losses (Loans On Non-Accrual Status) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | $ 1,301 | $ 2,939
Commercial [Member] | Commercial [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | 262 | 973
Commercial Real Estate [Member] | Commercial Mortgages-Owner Occupied [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | 262 | 317
Commercial Real Estate [Member] | Commercial Mortgages-Non-Owner Occupied [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | 450 | 173
Commercial Real Estate [Member] | Commercial Construction [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status |  |
Consumer [Member] | Consumer Unsecured [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status |  |
Consumer [Member] | Consumer Secured [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | 47 | 84
Residential [Member] | Residential Mortgages [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status | 280 | 1,391
Residential [Member] | Residential Consumer Construction [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Financing Receivables on Non-Accrual Status |  |

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