Note 9 - Company Operations - Segmented Operations Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Total revenue	$ 1,194,763	$ 1,144,585
Total costs, expenses and (gains)	(173,588)	603,456
Income from operations	1,368,351	541,129
Income before income Taxes	1,465,853	586,087
Total assets	15,602,001	14,723,737
Capital Expenditures	55,438	154,630
Depreciation, Depletion and Amortization, Total	3,885	16,852
Oil and Gas [Member]
Revenues from customers	581,463	609,122
Timber [Member]
Revenues from customers	454,177	224,111
Operating Segments [Member]
Total revenue	1,194,763	1,144,585
Total costs, expenses and (gains)	132,507	141,936
Income from operations	1,062,256	1,002,649
Other income (expense) before income taxes	403,597	(416,562)
Income before income Taxes	1,465,853	586,087
Total assets	15,602,001	14,723,737
Depreciation, Depletion and Amortization, Total	3,885	16,852
Operating Segments [Member] | Oil And Gas Segment [Member]
Total costs, expenses and (gains)	63,231	62,315
Income from operations	518,232	546,807
Total assets	1,858
Operating Segments [Member] | Oil And Gas Segment [Member] | Oil and Gas [Member]
Revenues from customers	581,463	609,122
Operating Segments [Member] | Timber Segment [Member]
Total costs, expenses and (gains)	45,640	35,692
Income from operations	408,537	188,419
Total assets	2,162,390	2,119,180
Capital Expenditures	45,067	62,473
Depreciation, Depletion and Amortization, Total		15,661
Operating Segments [Member] | Timber Segment [Member] | Timber [Member]
Revenues from customers	454,177	224,111
Operating Segments [Member] | Corporate Segment [Member]
Total assets	13,439,611	12,604,557
Capital Expenditures	5,471	92,157
Depreciation, Depletion and Amortization, Total	2,027	1,191
Operating Segments [Member] | Surface Segment [Member]
Revenues, leases	159,123	311,352
Total costs, expenses and (gains)	23,636	43,929
Income from operations	135,487	267,423
Total assets	$ 4,900