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Note 17 - Fair Value of Financial Instruments - Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Derivative Assets |  |
Debt Securities, Available-for-Sale, Total | 370,896 | 526,889
Interest rate swap contracts | 8,972 | 2,686
US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 7,625 | 8,669
US Treasury Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 389 | 400
Collateralized Mortgage Obligations and Residential Mortgage Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 134,116 | 184,701
US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 227,718 | 332,127
Collateralized Debt Obligations [Member] |  |
Debt Securities, Available-for-Sale, Total | 1,048 | 992
Interest Rate Swap [Member] |  |
Derivative Assets |  |
Interest rate swap contracts | 8,972 | 2,686
Fair Value, Recurring [Member] |  |
Debt Securities, Available-for-Sale, Total | 370,896 | 526,889
Fair Value, Recurring [Member] | Interest Rate Lock Commitments [Member] |  |
Derivative Assets | 38 | 141
Fair Value, Recurring [Member] | US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 7,625 | 8,669
Fair Value, Recurring [Member] | US Treasury Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 389 | 400
Fair Value, Recurring [Member] | Collateralized Mortgage Obligations and Residential Mortgage Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 134,116 | 184,701
Fair Value, Recurring [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 227,718 | 332,127
Fair Value, Recurring [Member] | Collateralized Debt Obligations [Member] |  |
Debt Securities, Available-for-Sale, Total | 1,048 | 992
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Interest Rate Lock Commitments [Member] |  |
Derivative Assets | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US Treasury Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Collateralized Mortgage Obligations and Residential Mortgage Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Collateralized Debt Obligations [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Debt Securities, Available-for-Sale, Total | 369,848 | 525,897
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest Rate Lock Commitments [Member] |  |
Derivative Assets | 38 | 141
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 7,625 | 8,669
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US Treasury Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 389 | 400
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Collateralized Mortgage Obligations and Residential Mortgage Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 134,116 | 184,701
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 227,718 | 332,127
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Collateralized Debt Obligations [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Debt Securities, Available-for-Sale, Total | 1,048 | 992
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Interest Rate Lock Commitments [Member] |  |
Derivative Assets | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | US Government-sponsored Enterprises Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | US Treasury Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Collateralized Mortgage Obligations and Residential Mortgage Backed Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | US States and Political Subdivisions Debt Securities [Member] |  |
Debt Securities, Available-for-Sale, Total | 0 | 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Collateralized Debt Obligations [Member] |  |
Debt Securities, Available-for-Sale, Total | 1,048 | 992
Fair Value, Recurring [Member] | Interest Rate Swap [Member] |  |
Derivative Assets | 8,972 | 2,686
Interest rate swap contracts | 8,972 | 2,686
Fair Value, Recurring [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Derivative Assets | 0 | 0
Interest rate swap contracts | 0 | 0
Fair Value, Recurring [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Derivative Assets | 8,972 | 2,686
Interest rate swap contracts | 8,972 | 2,686
Fair Value, Recurring [Member] | Interest Rate Swap [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Derivative Assets | 0 | 0
Interest rate swap contracts | $ 0 | $ 0

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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