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Income Tax Expense Reconciliation (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]    
Earnings before income taxes $ 9,445 $ 9,059
Income Tax Reconciliation, Income Tax Expense (Benefit), at Federal Statutory Income Tax Rate $ 1,983 $ 1,902
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate 21.00% 21.00%
Income Tax Reconciliation, Tax Exempt Income $ (514) $ (489)
Effective Income Tax Rate Reconciliation, Tax Exempt Income (5.40%) (5.40%)
Income Tax Reconciliation, State and Local Income Taxes $ 352 $ 345
Effective Income Tax Rate Reconciliation, State and Local Income Taxes 3.70% 3.80%
Income Tax Reconciliation, Tax Credits $ (356)  
Effective Income Tax Rate Reconciliation, Tax Credits, Investment 3.80%  
Income Tax Reconciliation, Bank Owned Life Insurance $ (85) $ (152)
Effective Income Tax Rate Reconciliation, Bank Owned Life Insurance (0.90%) (1.70%)
Income Tax Reconciliation, Other Adjustments $ 26 $ (1)
Effective Income Tax Rate Reconciliation, Other Adjustments 0.30% 0.00%
Income Tax Expense (Benefit), Continuing Operations, Total $ 1,406 $ 1,605
Effective Income Tax Rate, Continuing Operations 14.90% 17.70%