Note 13 - Borrowed Funds - Schedule of Maturities of Long-term Debt (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Total	$ 637,000	$ 658,000
Long-Term Debt [Member]
2024	23,000
2025	24,000
2026	590,000
2027	0
2028	0
Thereafter	0
Total	637,000
Subordinated Debt [Member]
2024	0
2025	0
2026	0
2027	0
2028	0
Thereafter	105,000,000
Total	105,000,000
Subordinated Debentures Owed To Unconsolidated Subsidiary Trusts [Member]
2024	0
2025	0
2026	0
2027	0
2028	0
Thereafter	19,589,000
Total	$ 19,589,000

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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