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Income Taxes (Summary of Change in Net Deferred Tax Asset) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Income Taxes [Abstract] |  |
Balance at beginning of year | $ 12,959 | $ 12,574
Deferred tax benefit | 1,007 | 975
Other comprehensive income, Available for sale securities | 2,560 | 60
Other comprehensive income, Benefit plan | (64) | (650)
Balance at end of year | $ 16,462 | $ 12,959

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