Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Revenue:
Commodity derivative gain	$ 3,044	$ 4,894
Other income	892	105
Total revenue	116,625	53,051
Expenses:
Lease operating expenses	29,714	15,960
Pipeline operating expenses	11,153
Transportation and gathering costs	6,086	4,453
Production and property taxes	5,507	1,813
Marketing gas purchases	18,684
General and administrative	16,342	13,779
General and administrative - deferred fees write-down		1,999
General and administrative - related party reimbursement		(4,547)
Depreciation, depletion, and amortization	15,757	8,108
Accretion of asset retirement obligations	1,625	868
Total expenses	104,868	42,433
Operating income	11,757	10,618
Other income and (expense):
Interest expense	(12,848)	(5,920)
Warrant derivative gain		225
Gain on derecognized equity investment in affiliate-Carbon California		5,390
Investments in affiliates	90	2,469
Other		(3)
Total other (expense) income	(12,758)	2,161
(Loss) income before income taxes	(1,001)	12,779
Provision for income taxes
Net (loss) income before non-controlling interests and preferred shares	(1,001)	12,779
Net (loss) income attributable to non-controlling interests	(2,098)	4,375
Net income attributable to controlling interests before preferred shares	1,097	8,404
Net income attributable to preferred shares - beneficial conversion feature		1,125
Net income attributable to preferred shares - preferred return	300	224
Net income attributable to common shares	$ 797	$ 7,055
Net income per common share:
Basic	$ 0.10	$ 0.94
Diluted	$ 0.10	$ 0.87
Weighted average common shares outstanding:
Basic	7,794	7,525
Diluted	8,095	7,839
Natural gas liquids sales [Member]
Revenue:
Total revenue	$ 578	$ 1,143
Oil sales [Member]
Revenue:
Total revenue	36,795	30,891
Transportation and handling [Member]
Revenue:
Total revenue	1,928
Marketing gas sales [Member]
Revenue:
Total revenue	16,920
Natural gas sales [Member]
Revenue:
Total revenue	$ 56,468	$ 16,018