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Note 17 - Fair Values of Financial Instruments - Assets Measured on a Nonrecurring Basis (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Collateral Dependent Loans [Member] |  |
Collateral dependent loans | $ 8,673 |
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Collateral dependent loans | 0 |
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Collateral dependent loans | 0 |
Collateral Dependent Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Collateral dependent loans | $ 8,673 |
Impaired Loans [Member] |  |
Collateral dependent loans |  | $ 2,620
Impaired Loans [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Collateral dependent loans |  | 0
Impaired Loans [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Collateral dependent loans |  | 0
Impaired Loans [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Collateral dependent loans |  | $ 2,620

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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