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Fair Value (Assets And Liabilities Measured At Fair Value On A Non-Recurring Basis) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018 | Mar. 31, 2018
--- | --- | --- | ---
Impaired loans: |  |  |
Total impaired loans | $ 5,090 |  | $ 3,415
Financial Instruments Measured At Fair Value On A Non-Recurring Basis [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Impaired loans: |  |  |
Total impaired loans | 4,682 | $ 3,014 |
Commercial Portfolio Segment [Member] | Financial Instruments Measured At Fair Value On A Non-Recurring Basis [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Impaired loans: |  |  |
Total impaired loans | 97 | 100 |
Single-Family Residential[Member] | Financial Instruments Measured At Fair Value On A Non-Recurring Basis [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Impaired loans: |  |  |
Total impaired loans | 109 | 110 |
Real Estate, Commercial, Non-Owner Occupied [Member] | Financial Instruments Measured At Fair Value On A Non-Recurring Basis [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |
Impaired loans: |  |  |
Total impaired loans | $ 4,476 | $ 2,804 |

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