Condensed Consolidated Statements of Operations - Unaudited - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues
Oil and natural gas revenues	$ 113,764	$ 69,336	$ 228,611	$ 113,262
Third-party midstream services revenues	2,099	918	3,654	1,391
Realized gain (loss) on derivatives	558	2,465	(1,661)	9,528
Unrealized gain (loss) on derivatives	13,190	(26,625)	33,821	(33,464)
Total revenues	129,611	46,094	264,425	90,717
Expenses
Production taxes, transportation and processing	12,875	10,556	24,682	18,459
Lease operating	16,040	12,183	31,797	26,695
Plant and other midstream services operating	2,942	1,061	5,283	2,088
Depletion, depreciation and amortization	41,274	31,248	75,266	60,170
Accretion of asset retirement obligations	314	289	614	552
Full-cost ceiling impairment	0	78,171	0	158,633
General and administrative	17,177	13,197	33,515	26,360
Total expenses	90,622	146,705	171,157	292,957
Operating income (loss)	38,989	(100,611)	93,268	(202,240)
Other income (expense)
Net gain on asset sales and inventory impairment	0	1,002	7	2,067
Interest expense	(9,224)	(6,167)	(17,679)	(13,365)
Other income	1,922	29	1,991	124
Total other expense	(7,302)	(5,136)	(15,681)	(11,174)
Net income (loss)	31,687	(105,747)	77,587	(213,414)
Net income attributable to non-controlling interest in subsidiaries	(3,178)	(106)	(5,094)	(93)
Net income (loss) attributable to Matador Resources Company shareholders	$ 28,509	$ (105,853)	$ 72,493	$ (213,507)
Earnings (loss) per common share
Basic (in dollars per share)	$ 0.28	$ (1.15)	$ 0.72	$ (2.40)
Diluted (in dollars per share)	$ 0.28	$ (1.15)	$ 0.72	$ (2.40)
Weighted average common shares outstanding
Basic (shares)	100,211	92,346	100,005	88,826
Diluted (shares)	100,227	92,346	100,455	88,826