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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 | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | $ 5,150 | $ 11,229 | $ 5,390 | $ 10,465
Interest income recognized on an accrual basis | 40 | 52 | 122 | 178
Interest income recognized on a cash basis | 10 |  | 15 | 5
Commercial real estate- non owner-occupied [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 103 | 4,631 | 104 | 3,518
Interest income recognized on an accrual basis | 3 | 3 | 9 | 9
Commercial real estate- all other CRE [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 2,143 | 2,787 | 2,189 | 2,984
Interest income recognized on an accrual basis | 22 | 26 | 67 | 95
Acquisition and development- 1-4 family residential construction [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 221 | 249 | 228 | 256
Interest income recognized on an accrual basis | 3 | 3 | 10 | 9
Acquisition and development- All other A&D [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 264 | 602 | 325 | 599
Interest income recognized on an accrual basis |  | 3 |  | 9
Commercial and industrial [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment |  |  | 23 |
Residential mortgage- term [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 2,049 | 2,500 | 2,138 | 2,642
Interest income recognized on an accrual basis | 12 | 17 | 36 | 56
Interest income recognized on a cash basis | 10 |  | 15 | 5
Residential mortgage- home equity [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | 331 | 451 | 364 | 449
Consumer [Member] |  |  |  |
Financing Receivable, Impaired [Line Items] |  |  |  |
Average Investment | $ 39 | $ 9 | $ 19 | $ 17

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