Equity Method Investment (Tables)

9 Months Ended

Sep. 30, 2017

Equity Method Investments

Schedule of reconciliation of investments in unconsolidated affiliates

The following table is a reconciliation of our investments in unconsolidated affiliates as presented on our condensed consolidated balance sheets (in thousands):

			MarkWest	Total Investment in
		Stonewall	Joint Venture	Unconsolidated Affiliates
Balance at December 31, 2016	$	68,299	—	68,299
Initial investment		—	153,770	153,770
Additional investments		—	63,006	63,006
Equity in net income of unconsolidated affiliates		7,669	5,218	12,887
Distributions from unconsolidated affiliates		(8,460)	(1,660)	(10,120)
Balance at September 30, 2017	$	67,508	220,334	287,842