Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income (loss) including noncontrolling interest	$ 345,523	$ (564,840)
Adjustment to reconcile net income (loss) to net cash provided by operating activities:
Depletion, depreciation, amortization, and accretion	405,197	390,162
Impairment of unproved properties	42,098	35,470
Derivative fair value (gains) losses	(524,416)	404,710
Gains on settled derivatives	(75,913)	(616,848)
Deferred income tax expense (benefit)	150,165	(371,679)
Equity-based compensation expense	52,478	49,286
Equity in earnings of unconsolidated affiliate	(5,854)	(484)
Distributions of earnings from unconsolidated affiliates	5,820
Other	(472)	(621)
Changes in current assets and liabilities:
Accounts receivable	13,188	7,798
Accrued revenue	43,339	(5,237)
Other current assets	(2,385)	1,559
Accounts payable	2,072	13,223
Accrued liabilities	4,204	(3,362)
Revenue distributions payable	39,162	5,105
Other current liabilities	610	(474)
Net cash provided by operating activities	647,586	578,706
Cash flows used in investing activities:
Additions to proved properties	(179,318)
Additions to unproved properties	(129,876)	(58,195)
Drilling and completion costs	(629,308)	(709,974)
Additions to water handling and treatment systems	(95,451)	(78,625)
Additions to gathering systems and facilities	(155,365)	(97,300)
Additions to other property and equipment	(6,564)	(1,296)
Investments in unconsolidated affiliates	(191,364)	(45,044)
Change in other assets	(12,452)	(47,925)
Other	2,156
Net cash used in investing activities	(1,397,542)	(1,038,359)
Cash flows from financing activities:
Issuance of common stock		752,599
Issuance of common units by Antero Midstream Partners LP	246,585
Proceeds From Sale Of Interest In Partnership Unit		178,000
Borrowings (repayments) on bank credit facility, net	585,000	(427,000)
Payments of deferred financing costs		(96)
Distributions to noncontrolling interest in consolidated subsidiary	(61,869)	(31,681)
Employee tax withholding for settlement of equity compensation awards	(8,433)	(4,819)
Other	(2,747)	(2,572)
Net cash provided by financing activities	758,536	464,431
Net increase in cash and cash equivalents	8,580	4,778
Cash and cash equivalents, beginning of period	31,610	23,473
Cash and cash equivalents, end of period	40,190	28,251
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	125,284	121,128
Supplemental disclosure of noncash investing activities:
Increase (decrease) in accounts payable and accrued liabilities for additions to property and equipment	$ (31,182)	$ 155,671