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v3.25.1

Note 1 - Nature of Business and Significant Accounting Policies (Details Textual) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Accounts Receivable, Allowance for Credit Loss, Current | $ 0 |
Impairment, Long-Lived Asset, Held-for-Use, Total | 0 | $ 0
Accrued Royalty Income | 78,119 | 104,741
Deposit Assets, Stumpage Agreements | $ 0 | $ 0
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 0 | 36,551
Payments of Ordinary Dividends, Common Stock | $ 0 | $ 0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total | 0 |
Taxes, Other | 153,125 | 138,245
Oil and Gas [Member] |  |
Capitalized Contract Cost, Net, Total | $ 0 | $ 0

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