Consolidated Statements of Equity and Partners' Capital (Parenthetical) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
WES Operating equity transactions, net	[1]	$ 0	$ 0
Combined change in Partners' Capital from WES Operating equity transactions, net and net income (loss) attributable to Western Midstream Partners, LP		(58,000)	532,000
Common Units [Member]
WES Operating equity transactions, net	[1]	$ (755,197)	$ (19,577)

[1] For the years ended December 31, 2019 and 2018, the $755.2 million and $19.6 million decrease to partners’ capital, respectively, together with net income (loss) attributable to Western Midstream Partners, LP, totaled $(58.0) million and $532.0 million, respectively.