Note 18 - Commitments and Contingencies (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Loans and Leases Receivable, Commitments to Purchase or Sell	$ 599,000	$ 967,000
Unused lines of Credit [Member]
Unused Commitments to Extend Credit	147,100,000	157,900,000
Commitments for Letters of Credit [Member]
Unused Commitments to Extend Credit	5,100,000	3,400,000
Unused Credit Card Loan Commitments [Member]
Unused Commitments to Extend Credit	13,400,000	11,300,000
Commitments to Extend Credit [Member]
Unused Commitments to Extend Credit	11,300,000	13,300,000
Commitments on Mortgage Loans [Member]
Unused Commitments to Extend Credit	$ 1,100,000	$ 2,200,000