Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities:
Net loss	$ (246)	$ (950)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation, depletion, accretion, and amortization	686	465
Debt issuance cost amortization	7	10
Change in fair value of commodity derivative contracts		(124)
Loss (gain) on marketable equity securities	235	(80)
Gain on warrant revaluation	(219)	(478)
Stock-based compensation	35	623
Other	1	4
Decrease (increase) in:
Oil and natural gas sales receivable	(415)	(240)
Transaction deposit	(50)	(124)
Other assets	187	(4)
Increase (decrease) in:
Accounts payable and accrued liabilities	149	(367)
Accrued compensation and benefits	(35)	337
Payments on operating lease liability	(38)
Net cash provided by (used in) operating activities	297	(928)
Cash flows from investing activities:
Oil and natural gas capital expenditures	(142)	(209)
Purchase of property and equipment		(9)
Payment received on note receivable	20
Net cash used in investing activities:	(122)	(218)
Cash flows from financing activities:
Issuance of common stock, net of fees		1,666
Payment on credit facility	(937)	(600)
Shares repurchased for employee tax withholding		(204)
Payments on insurance premium note	(193)
Net cash (used in) provided by financing activities	(1,130)	862
Net decrease in cash and equivalents	(955)	(284)
Cash and equivalents, beginning of period	2,340	3,277
Cash and equivalents, end of period	1,385	2,993
Supplemental disclosures of cash flow information and non-cash activities:
Cash payments for interest	26	105
Investing activities:
Change in capital expenditure accruals	24
Exchange of undeveloped lease acreage for oil and gas properties	379
Adoption of lease standard	228
Asset retirement obligations	(14)
Financing activities:
Financing of insurance premiums with note payable	$ 228

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-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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