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Accumulated Other Comprehensive Loss (Schedule of accumulated other comprehensive loss activity) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Balance | $ 59,277 | $ 54,977
Balance | $ 109,882 | $ 59,277
Income tax rate | 21.00% | 21.00%
Accumulated Other Comprehensive Loss |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Balance | $ (7,012) | $ (6,955)
Other comprehensive gain (loss) before reclassifications | 2,581 | (371)
Amounts reclassified from accumulated other comprehensive loss | (327) | (314)
Period change | 2,908 | (57)
Balance | (4,104) | (7,012)
AOCL Defined Benefit Pension Plan |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Balance | (4,436) | (4,631)
Other comprehensive gain (loss) before reclassifications | 254 | (100)
Amounts reclassified from accumulated other comprehensive loss | (273) | (295)
Period change | 527 | 195
Balance | (3,909) | (4,436)
AOCL Unrealized gains (losses) on available for sale securities |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Balance | (2,576) | (2,324)
Other comprehensive gain (loss) before reclassifications | 2,327 | (271)
Amounts reclassified from accumulated other comprehensive loss | (54) | (19)
Period change | 2,381 | (252)
Balance | $ (195) | $ (2,576)

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