Condensed Consolidated Statements of Operations - Unaudited - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues
Oil and natural gas revenues	$ 181,954	$ 114,847
Third-party midstream services revenues	3,068	1,555
Realized loss on derivatives	(4,258)	(2,219)
Unrealized gain on derivatives	10,416	20,631
Total revenues	191,180	134,814
Expenses
Production taxes, transportation and processing	17,791	11,807
Lease operating	22,148	15,758
Plant and other midstream services operating	4,220	2,341
Depletion, depreciation and amortization	55,369	33,992
Accretion of asset retirement obligations	364	300
General and administrative	17,926	16,338
Total expenses	117,818	80,536
Operating income	73,362	54,278
Other income (expense)
Net gain on asset sales and inventory impairment	0	7
Interest expense	(8,491)	(8,455)
Other income	53	70
Total other expense	(8,438)	(8,378)
Net income	64,924	45,900
Net income attributable to non-controlling interest in subsidiaries	5,030	1,916
Net income attributable to Matador Resources Company shareholders	$ 59,894	$ 43,984
Earnings per common share
Basic (in dollars per share)	$ 0.55	$ 0.44
Diluted (in dollars per share)	$ 0.55	$ 0.44
Weighted average common shares outstanding
Basic (shares)	108,913	99,799
Diluted (shares)	109,412	100,298