Consolidated Statements of Operations - WES Operating (Parenthetical) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Total revenues and other	[1]	$ 2,877,155	$ 2,772,592	$ 2,746,174
Total operating expenses	[2]	1,745,573	2,129,063	1,750,943
Related Parties [Member]
Total revenues and other		1,632,358	1,820,612	1,607,396
Total operating expenses		86,223	182,712	503,246
WES Operating [Member]
Total revenues and other	[3]	2,877,155	2,772,592	2,746,174
Total operating expenses	[4]	1,742,641	2,125,511	1,744,124
WES Operating [Member] | Related Parties [Member]
Total revenues and other		1,600,000	1,800,000	1,600,000
Total operating expenses		$ 89,000	$ 184,000	$ 501,400

[1] Total revenues and other includes related-party amounts of $1.6 billion, $1.8 billion, and $1.6 billion for the years ended December 31, 2021, 2020, and 2019, respectively. See Note 6.

[2] Total operating expenses includes related-party amounts of $86.2 million, $182.7 million, and $503.2 million for the years ended December 31, 2021, 2020, and 2019, respectively. See Note 6.

[3] Total revenues and other includes related-party amounts of $1.6 billion, $1.8 billion, and $1.6 billion for the years ended December 31, 2021, 2020, and 2019, respectively. See Note 6.

[4] Total operating expenses includes related-party amounts of $89.0 million, $184.0 million, and $501.4 million for the years ended December 31, 2021, 2020, and 2019, respectively. See Note 6.