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Note 11 - Derivative Financial Instruments - Fair Value Hedges (Details) - Designated as Hedging Instrument [Member] - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Customer Interest Rate Swaps [Member]
Interest rate swaps, Fair value, assets	$ 87	$ 334
Interest rate swaps, Fair value, liabilities	87	334
Customer interest rate swaps, fair value	87	334
Customer interest rate swaps, fair value	(87)	(334)
Interest Rate Swap [Member]
Interest rate swaps, Fair value, assets	909	891
Interest rate swaps, Fair value, liabilities	(161)	(411)
Customer interest rate swaps, fair value	909	891
Customer interest rate swaps, fair value	161	411
Other Assets [Member] | Customer Interest Rate Swaps [Member]
Interest rate swaps	12,258	11,353
Customer interest rate swaps	$ 12,258	$ 11,353
Customer interest rate swaps, receive rate	6.48%	7.36%
Customer interest rate swaps, pay rate	5.81%	5.62%
Other Assets [Member] | Interest Rate Swap [Member]
Interest rate swaps	$ 8,531	$ 8,930
Customer interest rate swaps	8,531	8,930
Other Liabilities [Member] | Customer Interest Rate Swaps [Member]
Interest rate swaps	12,258	11,353
Customer interest rate swaps	$ 12,258	$ 11,353
Customer interest rate swaps, receive rate	5.81%	5.62%
Customer interest rate swaps, pay rate	6.48%	7.36%
Other Liabilities [Member] | Interest Rate Swap [Member]
Interest rate swaps	$ 25,000	$ 25,000
Customer interest rate swaps	$ 25,000	$ 25,000

X

- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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