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Loans And Related Allowances For Loan Losses (Average 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
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | $ 5,409 | $ 11,607 | $ 5,527 | $ 10,224
Interest income recognized on an accrual basis | 40 | 62 | 82 | 126
Interest income recognized on a cash basis |  |  | 5 | 5
Commercial real estate- non owner-occupied [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 105 | 4,689 | 105 | 3,165
Interest income recognized on an accrual basis | 3 | 3 | 6 | 6
Commercial real estate- all other CRE [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 2,188 | 2,982 | 2,211 | 3,058
Interest income recognized on an accrual basis | 22 | 34 | 45 | 69
Acquisition and development- 1-4 family residential construction [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 228 | 255 | 231 | 259
Interest income recognized on an accrual basis | 3 | 3 | 7 | 6
Acquisition and development- All other A&D [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 378 | 611 | 382 | 599
Interest income recognized on an accrual basis |  | 3 |  | 6
Commercial and industrial [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment |  |  | 45 |
Residential mortgage- term [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 2,130 | 2,585 | 2,166 | 2,672
Interest income recognized on an accrual basis | 12 | 19 | 24 | 39
Interest income recognized on a cash basis |  |  | 5 | 5
Residential mortgage- home equity [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 363 | 474 | 376 | 454
Consumer [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | $ 17 | $ 11 | $ 11 | $ 17

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