Note 2 - Current Liabilities - Components of Accounts Payable and Accrued (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Production and related other	$ 1,364,131	$ 1,501,647
Other	292,076	290,935
Joint venture partner deposits	47,234	47,234
Total Accounts Payable	1,703,441	1,839,816
Payroll and retirement plan contributions	641,326	679,934
Current portion of asset retirement obligations	384,000	343,000
Other	79,500	75,300
Federal, state and local taxes	32,464	32,538
Total Accrued Expenses	$ 1,137,290	$ 1,130,772