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Federal Income Taxes
9 Months Ended
Sep. 30, 2023
Income Tax Disclosure [Abstract]  
Federal Income Taxes Federal Income TaxesThe reconciliation of the provision for federal income taxes and the amount computed at the federal statutory tax rate of 21% of income before federal income tax expense is as follows for the:
Three Months Ended 
 September 30
Nine Months Ended 
 September 30
2023202220232022
Income taxes at statutory rate$1,124 $1,496 $3,634 $4,025 
Effect of nontaxable income
Interest income on tax exempt municipal securities(131)(147)(415)(425)
Earnings on corporate owned life insurance policies(48)(47)(143)(150)
Other(6)(4)(18)(12)
Total effect of nontaxable income(185)(198)(576)(587)
Effect of nondeductible expenses14 33 26 
Effect of tax credits(69)(74)(205)(215)
Unrecognized deferred tax benefit53 — 53 — 
Federal income tax expense$937 $1,233 $2,939 $3,249