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Note 10 - Income Taxes (Details Textual) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
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Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Bad Debt Reserve for Tax Purposes of Qualified Lender | $ 14,900,000 | $ 14,900,000
Deferred Tax Assets, Net | 4,512,000 | 5,480,000
Tax Credit Carryforward, Valuation Allowance | 0 |
Operating Loss Carryforwards | 6,700,000 | $ 165,252
Tax Credit Carryforwards, Alternative Minimum Tax, Not Subject to Expiration | 225,000 |
State and Local Jurisdiction [Member] |  |
Operating Loss Carryforwards | $ 44,300,000 |

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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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- Definition Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to bad debt reserve for tax purposes of a qualified lender. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -SubTopic 740 -Topic 942 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481141/942-740-50-1 + Details
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