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Note 9 - Deposits (Details Textual) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
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Related Party Deposit Liabilities | $ 2,800,000 | $ 5,700,000
Deposit Liabilities, Checking [Member] |  |
Interest-Bearing Domestic Deposit, Brokered | 70,200,000 | 2,300,000
Deposit Liabilities, Money Market [Member] |  |
Interest-Bearing Domestic Deposit, Brokered | 1,000 | 59,700,000
Deposit Liabilities, Certificates of Deposits [Member] |  |
Interest-Bearing Domestic Deposit, Brokered | $ 361,300,000 | $ 332,000,000

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- Definition Amount of interest-bearing domestic third-party deposits placed by or through the assistance of a deposit broker, also known as brokered deposit liabilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.12) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of deposits held by the entity for a related party (entity, shareholder, employee). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(k)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 + Details
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- Details
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- Details
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- Details
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