Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows provided by (used in) operating activities:
Net income	$ 217,571	$ 162,267
Adjustment to reconcile net income to net cash provided by operating activities:
Depreciation	68,865	58,048
Accretion of contingent acquisition consideration	7,821	7,116
Accretion of asset retirement obligations	68
Impairment of property and equipment	4,614
Equity-based compensation	12,078	13,237
Equity in earnings of unconsolidated affiliates	(17,126)	(5,854)
Distributions from unconsolidated affiliates	17,895	5,820
Amortization of deferred financing costs	1,385	1,267
Gain on sale of assets	(583)
Changes in assets and liabilities:
Accounts receivable – Antero Resources	(2,147)	(14,923)
Accounts receivable - third party	(36)	3
Prepaid expenses	131	235
Accounts payable – Antero Resources	(1,912)	(204)
Accounts payable - third party	1,856	(523)
Accrued liabilities	1,951	8,449
Net cash provided by operating activities	312,431	234,938
Cash flows used in investing activities:
Additions to gathering systems and facilities	(206,753)	(155,365)
Additions to water handling and treatment systems	(49,054)	(95,451)
Investments in unconsolidated affiliates	(56,297)	(191,364)
Change in other assets	(9,077)	(4,804)
Net cash used in investing activities	(321,181)	(446,984)
Cash flows provided by (used in) financing activities:
Distributions to unitholders	(193,670)	(125,014)
Borrowings on bank credit facilities, net	215,000	95,000
Issuance of common units, net of offering costs		246,585
Employee tax withholding for settlement of equity compensation awards	(1,318)	(932)
Other	(100)	(102)
Net cash provided by financing activities	19,912	215,537
Net increase in cash and cash equivalents	11,162	3,491
Cash and cash equivalents, beginning of period	8,363	14,042
Cash and cash equivalents, end of period	19,525	17,533
Supplemental disclosure of cash flow information:
Cash paid during the period for interest	28,618	21,976
Increase (decrease) in accrued capital expenditures and accounts payable for property and equipment	$ (11,209)	$ 5,627