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Capital and Regulatory Matters (Details) $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 | Dec. 31, 2015
--- | --- | --- | --- | ---
Actual [Abstract] |  |  |  |
Tier 1 (Leverage), Amount | $ 46,565 | $ 48,541 |  |
Tier 1 (Leverage), Ratio | 0.0954 | 0.1156 |  |
Common Equity Tier 1, Amount | $ 46,565 | $ 48,541 |  |
Common Equity Tier 1, Ratio | 0.1895 | 0.1714 |  |
Tier 1, Amount | $ 46,565 | $ 48,541 |  |
Tier 1, Ratio | 0.1895 | 0.1714 |  |
Total Capital, Amount | $ 49,802 | $ 51,790 |  |
Total Capital, Ratio | 0.2020 | 0.1829 |  |
Minimum Capital Requirements [Abstract] |  |  |  |
Tier 1 (Leverage), Amount | $ 19,530 | $ 16,798 |  |
Tier 1 (leverage), Ratio | 0.0400 | 0.0400 |  |
Common Equity Tier 1, Amount | $ 11,059 | $ 12,743 |  |
Common Equity Tier 1, Ratio | 0.0450 | 0.0450 |  |
Tier 1, Amount | $ 14,746 | $ 16,990 |  |
Tier 1, Ratio | 0.0600 | 0.0600 |  |
Total Capital, Amount | $ 19,661 | $ 22,654 |  |
Total Capital, Ratio | 0.0800 | 0.0800 |  |
Minimum Required To Be Well Capitalized Under Prompt Corrective Action Provisions [Abstract] |  |  |  |
Tier 1 (Leverage), Amount | $ 24,413 | $ 20,997 |  |
Tier 1 (Leverage), Ratio | 0.0500 | 0.0500 |  |
Common Equity Tier 1, Amount | $ 15,975 | $ 18,406 |  |
Common Equity Tier 1, Ratio | 0.0650 | 0.0650 |  |
Tier 1, Amount | $ 19,661 | $ 22,654 |  |
Tier 1, Ratio | 0.0800 | 0.0800 |  |
Total Capital, Amount | $ 24,577 | $ 28,318 |  |
Total Capital, Ratio | 0.1000 | 0.1000 |  |
Conservation Buffer Rule Starting January 2016 [Member] |  |  |  |
Regulatory Matters [Abstract] |  |  |  |
Capital conservation buffer percentage |  |  |  | 0.625%
Conservation Buffer Rule Subsequent To 2016 [Member] |  |  |  |
Regulatory Matters [Abstract] |  |  |  |
Capital conservation buffer annual increase percentage |  |  |  | 0.625%
Conservation Buffer Rule [Member] |  |  |  |
Regulatory Matters [Abstract] |  |  |  |
Capital conservation buffer percentage |  |  | 2.50% |

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