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Note 14 - Junior Subordinated Debentures - Junior Subordinated Debentures (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Junior subordinated debentures | $ 48,731 | $ 48,602
Junior subordinated debentures | (1,789) | (1,918)
Note Payable to QCR Holdings Capital Trust II [Member] |  |
Junior subordinated debentures | 10,310 | 10,310
Note Payable to Trust III [Member] |  |
Junior subordinated debentures | 8,248 | 8,248
Note Payable to Trust V [Member] |  |
Junior subordinated debentures | 10,310 | 10,310
Community National Trust II [Member] |  |
Junior subordinated debentures | 3,093 | 3,093
Community National Trust III [Member] |  |
Junior subordinated debentures | 3,609 | 3,609
Note Payable to Guaranty Bankshares Statutory Trust I [Member] |  |
Junior subordinated debentures | 4,640 | 4,640
Note Payable to Guaranty Federal Statutory Trust II [Member] |  |
Junior subordinated debentures | $ 10,310 | $ 10,310

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- Definition Amount, after accumulated amortization, of debt discount. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D + Details
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- Definition Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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