CONSOLIDATED STATEMENTS OF OPERATION - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Statement [Abstract]
Oil and gas operations, net of royalties	$ 682	$ 791	$ 764
Total Revenues	682	791	764
Operating expenses
Oil & gas operations	844	1,027	1,181
Corporate general and administrative	353	408	352
Impairment of natural gas and oil properties		2,626
Total Operating Expenses	1,197	4,061	1,533
Operating earnings (loss)	(515)	(3,270)	(769)
Other income (expense)
Interest income (including $17 for the year ended 2018 from related parties)	37	25	23
Interest expense	(18)	(24)	(38)
Gain on prepayment of debt			888
Gain on sale of land			50
Bad debt expense (recovery) - note receivable
Other income (expense), net	12	28	(110)
Total Other income (expense)	31	29	813
Earnings (loss) from continuing operations	(484)	(3,241)	44
Earnings from discontinued operations		(5)	4
Net income (loss) applicable to common shares	$ (484)	$ (484)	$ (3,246)
Net income (loss) per common share-basic and diluted	$ (0.21)	$ (1.59)	$ .02
Weighted average common and equivalent shares outstanding - basic	2,358	1,947	1,947