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Loans and Allowance for Loan and Lease Losses (Average Recorded Investment Of Impaired Loans And Related Interest Income By Loan Portfolio Class) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Home Equity [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | $ 99 | $ 2,336 | $ 858 | $ 2,346
Impaired Loans with No Allowance: Interest Income Recognized | 100 |  | 184 |
Impaired Financing Receivable, Average Recorded Investment, Total | 184 | 2,336 | 942 | 2,346
Impaired Financing Receivable, Interest Income Recognized, Total | 100 |  | 184 |
Home Equity [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 85 |  | 84 |
Commercial Portfolio [Member] | Commercial and Industrial [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment |  | 72 |  | 502
Impaired Loans with Allowance: Average Recorded Investment | 503 | 221 | 513 | 177
Impaired Financing Receivable, Average Recorded Investment, Total | 503 | 293 | 513 | 679
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 211 | 26 | 148 | 28
Impaired Financing Receivable, Average Recorded Investment, Total | 1,416 | 26 | 1,362 | 28
Commercial Portfolio [Member] | Commercial Real Estate - Construction [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 1,205 |  | 1,214 |
Commercial Portfolio [Member] | Commercial Real Estate [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 604 | 778 | 719 | 3,257
Impaired Loans with No Allowance: Interest Income Recognized |  | 1 |  | 1
Impaired Loans with Allowance: Average Recorded Investment | 735 | 1,793 | 596 | 1,491
Impaired Financing Receivable, Average Recorded Investment, Total | 3,486 | 3,969 | 3,263 | 6,154
Impaired Financing Receivable, Interest Income Recognized, Total |  | 1 |  | 1
Commercial Portfolio [Member] | Commercial Real Estate [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 2,147 | 1,398 | 1,948 | 1,406
Residential Portfolio [Member] | Residential Mortgage [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | 1,392 | 759 | 1,379 | 778
Impaired Loans with No Allowance: Interest Income Recognized | 6 | 6 | 12 | 14
Impaired Financing Receivable, Average Recorded Investment, Total | 2,727 | 1,059 | 2,673 | 1,087
Impaired Financing Receivable, Interest Income Recognized, Total | 6 | 6 | 12 | 14
Residential Portfolio [Member] | Residential Mortgage [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Impaired Loans with No Allowance: Average Recorded Investment | $ 1,335 | $ 300 | $ 1,294 | $ 309

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