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Note 5 - Credit Quality - Loans Modified as Troubled Debt Restructurings (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Financial Asset, Not Past Due [Member]
Loans modified	$ 1,921	$ 1,792
Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	204	254
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	135	0
Non-farm, Non-residential [Member] | Financial Asset, Not Past Due [Member]
Loans modified	625	662
Non-farm, Non-residential [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	0	0
Non-farm, Non-residential [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	0	0
Single Family Owner Occupied [Member] | Financial Asset, Not Past Due [Member]
Loans modified	1,140	864
Single Family Owner Occupied [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	174	254
Single Family Owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	0	0
Single Family Non-owner Occupied [Member] | Financial Asset, Not Past Due [Member]
Loans modified	0	89
Single Family Non-owner Occupied [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	30
Single Family Non-owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	0
Commercial and Industrial [Member] | Financial Asset, Not Past Due [Member]
Loans modified	144	171
Commercial and Industrial [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	0
Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	135
Consumer Loans [Member] | Financial Asset, Not Past Due [Member]
Loans modified	10	6
Consumer Loans [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified	0	0
Consumer Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified	0	0
Home Equity Lines [Member] | Financial Asset, Not Past Due [Member]
Loans modified	2
Home Equity Lines [Member] | Financial Asset, 30 to 89 Days Past Due [Member]
Loans modified
Home Equity Lines [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Loans modified
Payment Deferral [Member]
Amortized cost basis	1,299	1,470
Payment Deferral [Member] | Non-farm, Non-residential [Member]
Amortized cost basis	$ 625	$ 662
Percentage of total financing receivable	0.07%	0.07%
Payment Deferral [Member] | Single Family Owner Occupied [Member]
Amortized cost basis	$ 509	$ 548
Percentage of total financing receivable	0.08%	0.08%
Payment Deferral [Member] | Single Family Non-owner Occupied [Member]
Amortized cost basis	$ 30	$ 89
Percentage of total financing receivable	0.02%	0.04%
Payment Deferral [Member] | Commercial and Industrial [Member]
Amortized cost basis	$ 135	$ 171
Percentage of total financing receivable	0.06%	0.08%
Extended Maturity [Member]
Amortized cost basis	$ 148	$ 6
Extended Maturity [Member] | Commercial and Industrial [Member]
Amortized cost basis	$ 144
Percentage of total financing receivable	0.06%
Commercial & Industrial (Year)	2 years
Extended Maturity [Member] | Consumer Loans [Member]
Amortized cost basis	$ 2	$ 6
Percentage of total financing receivable	0.00%	0.01%
Extended Maturity [Member] | Consumer Loans [Member] | Minimum [Member]
Extended term (Month)	60 months	60 months
Extended Maturity [Member] | Consumer Loans [Member] | Maximum [Member]
Extended term (Month)	84 months	84 months
Extended Maturity [Member] | Home Equity Lines [Member]
Amortized cost basis	$ 2
Percentage of total financing receivable	0.00%
Commercial & Industrial (Year)	2 years
Term Extension and Rate Reduction [Member]
Amortized cost basis	$ 813	$ 565
Term Extension and Rate Reduction [Member] | Single Family Owner Occupied [Member]
Amortized cost basis		$ 565
Percentage of total financing receivable		0.08%
Term Extension and Rate Reduction [Member] | Single Family Non-owner Occupied [Member]
Amortized cost basis	$ 806
Percentage of total financing receivable	0.12%
Term Extension and Rate Reduction [Member] | Single Family Owner Occupied 1 [Member]
Amortized cost basis	$ 7
Percentage of total financing receivable	0.01%
Principal Forgiveness [Member]
Amortized cost basis		$ 5
Principal Forgiveness [Member] | Single Family Owner Occupied [Member]
Amortized cost basis		$ 5
Percentage of total financing receivable		0.00%

X

- Definition

Percentage of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

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