Components of Working Capital - Accounts Receivable, Net Table (Details) - USD ($) $ in Thousands		Dec. 31, 2019	Dec. 31, 2018
Trade receivables, net		$ 260,458	$ 221,119
Other receivables, net		54	45
Total accounts receivable, net	[1]	260,512	221,164
WES Operating [Member]
Trade receivables, net		260,694	221,328
Other receivables, net		54	45
Total accounts receivable, net	[2]	$ 260,748	$ 221,373

[1] Accounts receivable, net includes amounts receivable from affiliates (as defined in Note 1) of $113.3 million and $72.6 million as of December 31, 2019 and 2018, respectively.

[2] Accounts receivable, net includes amounts receivable from affiliates (as defined in Note 1) of $113.6 million and $72.8 million as of December 31, 2019 and 2018, respectively.