Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash flows from operating activities:
Net income (loss) and comprehensive income (loss)	$ 80,810	$ 305,558
Adjustment to reconcile net income (loss) to net cash provided by operating activities:
Depletion, depreciation, amortization, and accretion	228,934	203,366
Impairment of unproved properties	50,536	26,899
Commodity derivative gains	(22,437)	(438,775)
Gains on settled commodity derivatives	101,341	44,849
Marketing derivative gains	(94,234)
Gains on settled marketing derivatives	110,042
Deferred income tax expense (benefit)	9,120	131,346
Equity-based compensation expense	21,156	25,503
Income Loss From Equity Method Investments	(7,862)	(2,231)
Distributions from unconsolidated affiliates	7,085
Other	969	87
Changes in current assets and liabilities:
Accounts receivable	8,204	(7,192)
Accrued revenue	20,199	41,901
Other current assets	(1,431)	(3,366)
Accounts payable	(8,042)	12,545
Accrued liabilities	10,359	19,339
Revenue distributions payable	28,290	34,786
Other current liabilities	(1,490)	(676)
Net cash provided by operating activities	541,549	393,939
Cash flows used in investing activities:
Additions to proved properties		(49,664)
Additions to unproved properties	(49,569)	(55,542)
Drilling and completion costs	(359,868)	(306,925)
Additions to water handling and treatment systems	(40,285)	(36,954)
Additions to gathering systems and facilities	(93,670)	(66,559)
Additions to other property and equipment	(2,571)	(590)
Investments in unconsolidated affiliates	(17,389)	(159,889)
Change in other assets	(217)	(12,350)
Net cash used in investing activities	(563,569)	(688,473)
Cash flows from financing activities:
Issuance of common units by Antero Midstream Partners LP		223,119
Borrowings (repayments) on bank credit facility, net	75,000	70,000
Distributions to noncontrolling interest in consolidated subsidiary	(55,915)	(27,149)
Employee tax withholding for settlement of equity compensation awards	(1,084)	(1,657)
Other	(1,269)	(1,389)
Net cash provided by financing activities	16,732	262,924
Net increase in cash and cash equivalents	(5,288)	(31,610)
Cash and cash equivalents, beginning of period	28,441	31,610
Cash and cash equivalents, end of period	23,153
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	42,010	35,770
Supplemental disclosure of noncash investing activities:
Decrease in accounts payable and accrued liabilities for additions to property and equipment	$ (12,691)	$ (10,020)