Consolidated Statements of Operations & Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues
Oil sales	$ 14,489	$ 8,951
Natural gas sales	1,456	1,622
Natural gas liquid sales	1,671	624
Total revenues	17,616	11,197
Costs and expenses
Lease operating and gas gathering	2,956	4,360
Production, ad valorem, and severance taxes	1,037	916
Rig standby expense		313
Depletion, depreciation, and amortization	12,122	15,139
Accretion of asset retirement obligations	20	56
Loss on sale of oil and gas properties	142
Stock-based compensation	178	95
General and administrative	2,492	2,773
Total costs and expenses	18,947	23,652
Loss from operations	(1,331)	(12,455)
Other income (expense)
Interest expense	(5,032)	(6,124)
Unrealized gain on warrants	2,270
Gain on derivative financial instruments	8,746	1,715
Other expense		(228)
Total other income (expense), net	5,984	(4,637)
Income (loss) before income taxes	4,653	(17,092)
Income tax (expense) benefit	(1,587)	5,795
Net income (loss)	$ 3,066	$ (11,297)
Net income (loss) per common share
Basic	$ 0.14	$ (1.50)
Diluted	$ 0.13	$ (1.50)
Weighted average common shares outstanding
Basic	21,822,015	7,522,025
Diluted	22,833,615	7,522,025
Comprehensive income (loss):
Net income (loss)	$ 3,066	$ (11,297)
Foreign currency translation adjustments		1
Comprehensive income (loss)	$ 3,066	$ (11,296)