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Federal Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Income Tax Disclosure [Abstract]    
Federal statutory tax rate 21.00% 21.00%
Income taxes at 34% statutory rate $ 1,345 $ 1,190
Interest income on tax exempt municipal securities (148) (134)
Earnings on corporate owned life insurance policies (47) (55)
Other (7) (4)
Total effect of nontaxable income (202) (193)
Effect of nondeductible expenses 9 11
Effective Income Tax Rate Reconciliation, Tax Credit, Amount 68 73
Federal income tax expense $ 1,084 $ 935