Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities
Net income (loss)	$ (2,335)	$ (429)
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation, depletion and amortization	67	197
Other current and non-current assets	(78)	46
Accounts payable and other liabilities	456	(78)
Impairment of oil and natural gas properties	2,285
Net cash provided by (used) in operating activities	395	(264)
Cash flows from investing activities
Investment in drilling costs	(612)
Fixed asset additions	(70)
Net cash provided by (used in) investing activities	(682)
Cash flows from financing activities
Payment on notes payable	(32)	(54)
Sale of common stock		171
Net cash provided by (used in) financing activities	(32)	117
Net increase (decrease) in cash and cash equivalents	(319)	(147)
Cash and cash equivalents at beginning of year	361	419
Cash and cash equivalents at end of period	42	272
Supplemental disclosures of cash flow information
Cash paid for interest on notes payable	$ 12	$ 17