Note 14 - Income Taxes - Income Tax Reconciliation (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Tax at Statutory Income Tax Rate	$ 2,620,000	$ 2,717,000
State Tax	51,000	353,000
Tax Exempt Interest	(126,000)	(253,000)
Tax Credits	(75,000)	0
Life Insurance	(133,000)	(128,000)
Valuation Allowance	(63,000)	(4,000)
Other	14,000	24,000
Total Income Tax Expense	$ 2,288,000	$ 2,709,000