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Note 3 - Loans (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Financing Receivable, Unamortized Loan Cost (Fee) and Purchase Premium (Discount)	$ 1,100	$ 1,100
Financing Receivable, before Allowance for Credit Loss	972,974	969,430	$ 917,967
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	1,800
Commercial and Industrial Loans [Member]
Financing Receivable, Unamortized Purchase Premium (Discount)	7,400	7,900
Financing Receivable, before Allowance for Credit Loss	113,562	113,074	110,937
Consumer and Other Loans [Member]
Financing Receivable, before Allowance for Credit Loss	13,949	12,035	$ 8,117
Consumer and Other Loans [Member] | Demand Deposit Overdrafts [Member]
Financing Receivable, before Allowance for Credit Loss	$ 251	$ 222

X

- Definition

Amount of discount (premium) attributable to other factors on financing receivable purchased with credit deterioration.

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Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

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