Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash Flows from Operating Activities
Net (Loss)	$ (646,000)	$ 264,000	$ (3,000)
Reconciliation of net Income (Loss) to net cash provided by operating activities
Depreciation and amortization	456,000	499,000	522,000
Impairment of oil and gas properties
Accretion of asset retirement obligation	120,000	189,000	12,000
Insurance proceeds received for environmental remediation			278,000
Gain on insurance proceeds received			(157,000)
Changes in accounts receivable	(325,000)	(16,000)	(671,000)
Changes in income tax receivable	152,000	24,000	668,000
Changes in accts payable & accrued liabilities	148,000	249,000	222,000
Changes in deferred Income tax asset	(56,000)
Changes in deferred income tax payable	(86,000)	(121,000)	189,000
Other	6,000
Net cash provided (used) for operating activities	(231,000)	1,088,000	1,060,000
Cash Flows from Investing Activities
Capitalized acquisition, exploration and development	(251,000)	(320,000)	(192,000)
Purchase of other property and equipment	(19,000)
Other long-term investments	1,208,000	308,000	(1,116,000)
Proceeds from sale of oil and gas properties	918,000	1,523,000	934,000
Net cash used for investing activities	1,856,000	1,511,000	(374,000)
Cash Flows from Financing Activities
Purchase of 126,667 shares of treasury stock		(270,000)
Net cash used for financing activities		(270,000)
Increase (decrease) in cash, cash equivalents, and restricted cash	1,625,000	2,329,000	686,000
Cash, cash equivalents, and restricted cash at beginning of period	14,399,000	12,070,000	11,384,000
Cash, cash equivalents, and restricted cash at end of period	$ 16,024,000	$ 14,399,000	$ 12,070,000