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Note 14 - Income Taxes (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ (63,000)  
Operating Loss Carryforwards 8,300,000 $ 10,200,000
Bad Debt Reserve, Tax Purpose of Qualified Lender 2,100,000  
Unrecognized Tax Benefits $ 0  
Open Tax Year 2021 2022 2023 2024  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 0