Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Operations and Comprehensive Income
Equity in earnings of Antero Midstream Partners LP	$ 37,816	$ 19,067	$ 99,414	$ 45,948
Total income	37,816	19,067	99,414	45,948
General and administrative expense	2,229	615	5,557	5,922
Equity-based compensation	8,574	8,317	26,319	26,271
Total operating expenses	10,803	8,932	31,876	32,193
Operating income	27,013	10,135	67,538	13,755
Interest expense, net	(68)		(82)
Income before income taxes	26,945	10,135	67,456	13,755
Provision for income taxes	(8,917)	(7,157)	(22,236)	(17,337)
Net income (loss) and comprehensive income (loss)	18,028	2,978	45,220	(3,582)
Net income attributable to vested Series B units	(598)		(1,517)
Pre-IPO net income attributed to parent				4,939
Net income (loss) attributable to common shareholders	$ 17,430	$ 2,978	$ 43,703	$ 1,357
Net income (loss) per common share - basic and diluted	$ 0.09	$ 0.02	$ 0.23	$ 0.01
Weighted average number of common shares outstanding - basic	186,208	186,173	186,199,000	186,172,000
Weighted average number of common shares outstanding - diluted	186,208,000	191,175,000	186,199,000	191,191,000