Note 21 - Tax Credit Investments - Schedule of Tax Credit Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Tax credit investments	$ 14,784	$ 16,512
Qualified Affordable Housing Projects [Member] \| Investment Tax Credit Carryforward [Member]
Tax credit investments	17,906	17,906
Low income housing tax credit	$ 3,968	$ 12,347

Amount of investment that generates income tax credit and other income tax benefit under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, investment under program not meeting condition for accounting under proportional amortization method.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 740
-SubTopic 323
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478156/740-323-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 323
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478156/740-323-50-1A

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