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