Selected Components of Working Capital - Other Current Assets Table (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
NGLs inventory	$ 3,370	$ 882
Imbalance receivables	25,309	12,976
Prepaid insurance	10,369	8,131
Contract assets	5,307	5,338
Other	1,897	17,935
Total other current assets	46,252	45,262
WES Operating [Member]
NGLs inventory	3,370	882
Imbalance receivables	25,309	12,976
Prepaid insurance	8,538	6,113
Contract assets	5,307	5,338
Other	1,897	17,935
Total other current assets	$ 44,421	$ 43,244