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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

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