Selected Components of Working Capital - Accrued Liabilities Table (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Accrued interest expense	$ 133,365	$ 124,937
Short-term asset retirement obligations	12,830	7,606
Short-term remediation and reclamation obligations	2,585	5,490
Income taxes payable	4,585	2,908
Contract liabilities	11,055	16,866
Accrued payroll and benefits	66,563	55,237
Short-term lease liabilities	58,897	11,259
Other	39,518	38,269
Total accrued liabilities	329,398	262,572
WES Operating [Member]
Accrued interest expense	133,365	124,937
Short-term asset retirement obligations	12,830	7,606
Short-term remediation and reclamation obligations	2,585	5,490
Income taxes payable	4,585	2,908
Contract liabilities	11,055	16,866
Accrued payroll and benefits	0	2,243
Short-term lease liabilities	58,897	11,259
Other	25,272	32,152
Total accrued liabilities	$ 248,589	$ 203,461