Selected Components of Working Capital - Accrued Liabilities Table (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Accrued interest expense	$ 108,551	$ 133,365
Short-term asset retirement obligations	11,011	12,830
Short-term remediation and reclamation obligations	2,491	2,585
Income taxes payable	6,307	4,585
Contract liabilities	10,878	11,055
Accrued payroll and benefits	35,756	66,563
Short-term lease liabilities	59,351	58,897
Other	22,693	39,518
Total accrued liabilities	257,038	329,398
WES Operating [Member]
Accrued interest expense	108,551	133,365
Short-term asset retirement obligations	11,011	12,830
Short-term remediation and reclamation obligations	2,491	2,585
Income taxes payable	6,307	4,585
Contract liabilities	10,878	11,055
Accrued payroll and benefits	0	0
Short-term lease liabilities	59,351	58,897
Other	19,962	25,272
Total accrued liabilities	$ 218,551	$ 248,589