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Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands | Jan. 01, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
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RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | $ 2,162 | [1] | $ 2,470 | [1] | $ 1,476
Reserve for unfunded commitments |  |  |  |  |  | 33
Total allowance for credit losses |  |  |  |  |  | 1,509
Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | $ 1,574 |  |  |  |  |
Reserve for unfunded commitments | 457 |  |  |  |  |
Total allowance for credit losses | 2,031 |  |  |  |  |
Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 3,050 |  |  |  |  |
Reserve for unfunded commitments | 490 |  |  |  |  |
Total allowance for credit losses | 3,540 |  |  |  |  |
Real Estate Loan |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  | 781
Real Estate Loan | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 1,141 |  |  |  |  |
Real Estate Loan | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 1,922 |  |  |  |  |
Real Estate Loan | Construction and Land |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 44 |  | 5 |  | 10
Real Estate Loan | Construction and Land | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 16 |  |  |  |  |
Real Estate Loan | Construction and Land | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 26 |  |  |  |  |
Real Estate Loan | Farmland |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 20 |  | 11 |  | 2
Real Estate Loan | Farmland | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 9 |  |  |  |  |
Real Estate Loan | Farmland | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 11 |  |  |  |  |
Real Estate Loan | Single-family Residential |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 1,230 |  | 1,357 |  | 512
Real Estate Loan | Single-family Residential | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 854 |  |  |  |  |
Real Estate Loan | Single-family Residential | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 1,366 |  |  |  |  |
Real Estate Loan | Multi-family |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 103 |  | 105 |  | 39
Real Estate Loan | Multi-family | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 63 |  |  |  |  |
Real Estate Loan | Multi-family | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 102 |  |  |  |  |
Real Estate Loan | Commercial |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 221 |  | 278 |  | 218
Real Estate Loan | Commercial | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 199 |  |  |  |  |
Real Estate Loan | Commercial | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 417 |  |  |  |  |
Commercial and Industrial |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  | 115
Commercial and Industrial | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 114 |  |  |  |  |
Commercial and Industrial | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 229 |  |  |  |  |
Commercial and Industrial | Commercial and Industrial |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 174 |  | 115 |  | 67
Commercial and Industrial | Commercial and Industrial | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 120 |  |  |  |  |
Commercial and Industrial | Commercial and Industrial | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 187 |  |  |  |  |
Commercial and Industrial | SBA Guaranty |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 22 |  | 30 |  | 48
Commercial and Industrial | SBA Guaranty | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | (6) |  |  |  |  |
Commercial and Industrial | SBA Guaranty | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 42 |  |  |  |  |
Consumer Loans |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  |  |  |  |  | 580
Consumer Loans | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 319 |  |  |  |  |
Consumer Loans | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 899 |  |  |  |  |
Consumer Loans | Consumer |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | 23 |  | 36 |  | 11
Consumer Loans | Consumer | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 46 |  |  |  |  |
Consumer Loans | Consumer | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 57 |  |  |  |  |
Consumer Loans | Automobile |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses |  | $ 325 |  | $ 533 |  | $ 569
Consumer Loans | Automobile | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 273 |  |  |  |  |
Consumer Loans | Automobile | Adjusted balance | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Allowance for loan losses | 842 |  |  |  |  |
Retained Earnings | Adjustment | ASU 2016-13 |  |  |  |  |  |
RECENT ACCOUNTING PRONOUNCEMENTS |  |  |  |  |  |
Total allowance for credit losses | 2,031 |  |  |  |  |
Allowance for credit losses, tax effect | (559) |  |  |  |  |
Allowance for credit losses net of tax | $ 1,472 |  |  |  |  |
[1] | Effective January 1, 2021, the Company applied ASU 2016-13, Financial Instruments – Credit Losses (“ASC 326”), such that the allowance calculation is based on current expected credit loss methodology (“CECL”). Prior to January 1, 2021, the calculation was based on incurred loss methodology. See Note 4 “Loans and Allowance for Losses on Loans” for details.

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