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Note R - Income Taxes (Details Textual) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Deferred Tax Assets, Valuation Allowance | $ 17,214,690 | $ 17,188,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 0 | 0
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] |  |
Operating Loss Carryforwards | 60,300,000 |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration | 39,700,000 |
Operating Loss Carryforwards, Not Subject to Expiration | $ 18,600,000 |
Open Tax Year | 2019 2020 2021 2022 |
State and Local Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration | $ 5,300,000 |
Approximation [Member] |  |
Deferred Tax Assets, Valuation Allowance | $ 17,239,173 | $ 17,188,000

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