Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenue:
Natural gas sales	$ 3,523	$ 4,023	$ 7,462	$ 8,017
Natural gas liquid sales	550		713
Oil sales	8,091	1,146	11,074	2,192
Commodity derivative gain (loss)	(6,022)	998	(6,647)	3,141
Other income	6	10	19	20
Total revenue	6,148	6,177	12,621	13,370
Expenses:
Lease operating expenses	3,970	1,501	6,058	2,706
Transportation and gathering costs	1,498	525	2,353	1,015
Production and property taxes	615	443	1,048	855
General and administrative	2,542	1,748	5,491	3,494
General and administrative - related party reimbursement	(1,096)	(225)	(2,213)	(300)
Depreciation, depletion and amortization	1,979	662	3,471	1,234
Accretion of asset retirement obligations	162	78	303	155
Total expenses	9,670	4,732	16,511	9,159
Operating (loss) income	(3,522)	1,445	(3,890)	4,211
Other income and (expense):
Interest expense	(1,201)	(254)	(2,203)	(522)
Warrant derivative gain		853	225	1,683
Equity investment loss		(7)
Gain on derecognized equity investment in affiliate - Carbon California			5,390
Investment in affiliates	525		962
Total other (expense) income	(676)	592	4,374	1,161
(Loss) income before income taxes	(4,198)	2,037	484	5,372
Provision for income taxes
Net (loss) income before non-controlling interests	(4,198)	2,037	484	5,372
Net (loss) income attributable to non-controlling interests	(3,619)	33	(2,505)	76
Net (loss) income attributable to controlling interest	$ (579)	$ 2,004	$ 2,989	$ 5,296
Net income (loss) per common share:
Basic	$ (0.08)	$ 0.36	$ 0.41	$ 0.95
Diluted	$ (0.23)	$ 0.17	$ 0.2	$ 0.56
Weighted average common shares outstanding:
Basic	7,693	5,620	7,346	5,554
Diluted	7,693	6,588	7,662	6,458