Condensed Consolidated Statements Of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating activities
Net loss from operations	$ (213,000)	$ (1,404,000)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation, depletion, and amortization	236,000	336,000
Amortization of loan fees-interest expense	4,000	1,000
Accretion on asset retirement obligation	36,000	36,000
Impairment	0	641,000
Stock based compensation	4,000	2,000
Changes in assets and liabilities:
Accounts receivable	(46,000)	(64,000)
Inventory and other assets	56,000	11,000
Accounts payable	(104,000)	(574,000)
Accrued and other current liabilities	(51,000)	(42,000)
Settlement on asset retirement obligation	(10,000)	(14,000)
Net cash used in operating activities	(88,000)	(1,071,000)
Investing activities
Additions to oil and gas properties	(7,000)	(259,000)
Additions to methane project		(36,000)
Additions to other property and equipment		(6,000)
Net cash used in investing activities	(7,000)	(301,000)
Financing activities
Repayments of borrowings	(2,815,000)	(491,000)
Proceeds from borrowings	400,000	1,850,000
Proceeds from stock issuance in rights offering	2,699,000
Costs of stock issuance in rights offering	(37,000)
Net cash provided by financing activities	247,000	1,359,000
Net change in cash and cash equivalents	152,000	(13,000)
Cash and cash equivalents, beginning of period	76,000	40,000
Cash and cash equivalents, end of period	228,000	27,000
Supplemental cash flow information:
Cash interest payments	12,000	19,000
Supplemental non-cash investing and financing activities:
Financed company vehicles		$ 23,000
Costs of stock issuance in rights offering	$ (140,000)