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Fair Value Measurements (Financial And Nonfinancial Assets Measured At Fair Value On A Nonrecurring Basis) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Nonfinancial Assets: |  |
Other real estate owned, net of allowance | $ 607 | $ 183
Nonrecurring [Member] | Financial Assets [Member] |  |
Financial Assets: |  |
Impaired loans | 1,355 | 3,075
Nonrecurring [Member] | Nonfinancial Assets [Member] |  |
Nonfinancial Assets: |  |
Other real estate owned, net of allowance | 607 | 183
Nonrecurring [Member] | Significant Other Observable Inputs (Level 2) [Member] | Nonfinancial Assets [Member] |  |
Nonfinancial Assets: |  |
Other real estate owned, net of allowance | 165 |
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Financial Assets [Member] |  |
Financial Assets: |  |
Impaired loans | 1,355 | 3,075
Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member] | Nonfinancial Assets [Member] |  |
Nonfinancial Assets: |  |
Other real estate owned, net of allowance | $ 442 | $ 183

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