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Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2019 | Dec. 31, 2018
Basic and diluted earnings per share: |  |  |  |  |  |  |  |  |  |
Net income | $ 539 | $ 606 | $ 319 | $ 135 | $ 307 | $ 439 | $ 478 | $ 255 | $ 1,599 | $ 1,583
Weighted average common shares outstanding (in shares) |  |  |  |  |  |  |  |  | 2,821,608 | 2,808,031
Basic net income per share (in dollars per share) |  |  |  |  |  |  |  |  | $ 0.57 | $ 0.56
Options outstanding | 0 |  |  |  |  |  |  |  | 0 | 0

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