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Loans and Allowance for Credit Losses - Loans - Major Categories of Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | $ 210,392 | $ 253,772 |
Less: Allowance for credit losses | (2,470) | (1,476) |
Loans, net | 207,922 | 252,296 |
Related party loans | 0 | 276 | $ 371
Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 136,705 | 148,555 |
Less: Allowance for credit losses |  | (781) |
Commercial and Industrial |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 17,447 | 27,912 |
Consumer Loans |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 56,240 | 77,305 |
Less: Allowance for credit losses |  | (580) |
Construction And Land Development [Member] | Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 4,087 | 2,553 |
Less: Allowance for credit losses |  | (10) |
Farmland | Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 342 | 350 |
Less: Allowance for credit losses |  | (2) |
Single-family | Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 78,119 | 82,520 |
Less: Allowance for credit losses |  | (512) |
Multi-family | Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 5,428 | 6,105 |
Less: Allowance for credit losses |  | (39) |
Commercial | Real Estate Loan |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 48,729 | 57,027 |
Less: Allowance for credit losses |  | (218) |
Commercial | Commercial and Industrial |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 17,447 | 27,912 |
Commercial | Consumer Loans |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 56,240 | 77,305 |
Commercial and industrial | Commercial and Industrial |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 10,003 | 10,800 |
Less: Allowance for credit losses |  | (67) |
SBA Guaranty | Commercial and Industrial |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 6,397 | 7,200 |
Less: Allowance for credit losses |  | (48) |
Comm SBA PPP |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs |  | 10,000 |
Comm SBA PPP | Commercial and Industrial |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 1,047 | 9,912 |
Consumer and Indirect |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net | 54,200 | 74,200 |
Consumer and Indirect | Consumer Loans |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | 2,090 | 3,063 |
Less: Allowance for credit losses |  | (11) |
Automobile | Consumer Loans |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Loans, net of deferred fees and costs | $ 54,150 | 74,242 |
Less: Allowance for credit losses |  | $ (569) |

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