Note 2 - Current Liabilities - Components of Accounts Payable and Accrued (Details) - USD ($)	Jun. 30, 2025	Dec. 31, 2024
Accounts Payable:
Production and related other	$ 2,819,002	$ 2,644,137
Other	71,303	70,103
Total accounts payable	2,890,305	2,714,240
Accrued Expenses:
Payroll and retirement plan contributions	300,052	769,526
Current portion of asset retirement obligations	121,000	169,000
Repurchase of Units	63,555	0
Other general and administrative	27,800	22,700
Federal, state and local taxes	17,972	35,867
Total accrued expenses	$ 530,379	$ 997,093