Note 23 - Regulatory Matters (Details Textual)	Dec. 31, 2023	Dec. 31, 2022
Common Equity, Tier One Risk Based Capital Required to Be Well Capitalized to Risk Weighted Assets	6.50%	6.50%
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	0.08	0.08
Capital Required to be Well Capitalized to Risk Weighted Assets	0.10	0.10
Tier One Leverage Capital Required to be Well Capitalized to Average Assets	0.05	0.05