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Note 16 - Derivative Financial Instruments - Non-hedging Derivative Financial Instruments (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Derivative assets, fair value | $ 5,626 | $ 9,010
Derivative liabilities, fair value | 5,591 | 8,972
Derivative instrument, gain (loss) | 384 | 164
Interest Rate Swap [Member] | Fees and Service Charges [Member] |  |
Derivative instrument, gain (loss) | 387 | 267
Interest Rate Swap [Member] | Other Assets [Member] |  |
Derivative assets, fair value | 5,591 | 8,972
Derivative liabilities, fair value | 5,591 | 8,972
Interest Rate Lock Commitments [Member] | Gain (Loss) on Sale of Loans Held-for-Sale, Net [Member] |  |
Derivative instrument, gain (loss) | (3) | (103)
Interest Rate Lock Commitments [Member] | Other Assets [Member] |  |
Derivative assets, fair value | $ 35 | $ 38

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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4B + Details
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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 4CC -SubTopic 10 -Topic 815 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4CC + Details
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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4B + Details
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