Consolidated Balance Sheets - WES Operating - USD ($) $ in Thousands		Mar. 31, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents		$ 448,447	$ 1,090,464
Accounts receivable, net		673,204	701,838
Other current assets		68,243	54,888
Total current assets		1,189,894	1,847,190
Property, plant, and equipment
Cost		15,677,543	15,509,910
Less accumulated depreciation		5,950,449	5,795,301
Net property, plant, and equipment		9,727,094	9,714,609
Goodwill		4,783	4,783
Other intangible assets		641,824	649,740
Equity investments		527,526	541,435
Other assets		365,756	387,028
Total assets	[1]	12,456,877	13,144,785
Current liabilities
Accounts and imbalance payables		357,278	312,945
Short-term debt		350,597	1,011,032
Accrued ad valorem taxes		46,016	38,319
Accrued liabilities		257,038	329,398
Total current liabilities		1,010,929	1,691,694
Long-term liabilities
Long-term debt		6,925,033	6,926,647
Deferred income taxes		31,392	29,679
Asset retirement obligations		378,889	370,195
Other liabilities		777,063	751,400
Total long-term liabilities		8,112,377	8,077,921
Total liabilities	[2]	9,123,306	9,769,615
Equity and partners' capital
Common units (318,675,578 units issued and outstanding at March 31, 2025, and December 31, 2024)		3,183,365	3,224,802
Total partners' capital		3,193,410	3,235,605
Noncontrolling interest		140,161	139,565
Total equity and partners' capital		3,333,571	3,375,170
Total liabilities, equity, and partners' capital		$ 12,456,877	$ 13,144,785
Common units issued		381,327,148	380,556,643
Common units outstanding		381,327,148	380,556,643
WES Operating [Member]
Current assets
Cash and cash equivalents		$ 442,139	$ 1,084,446
Accounts receivable, net		711,300	701,814
Other current assets		65,744	53,775
Total current assets		1,219,183	1,840,035
Property, plant, and equipment
Cost		15,677,543	15,509,910
Less accumulated depreciation		5,950,449	5,795,301
Net property, plant, and equipment		9,727,094	9,714,609
Goodwill		4,783	4,783
Other intangible assets		641,824	649,740
Equity investments		527,526	541,435
Other assets		362,996	383,808
Total assets	[3]	12,483,406	13,134,410
Current liabilities
Accounts and imbalance payables		356,962	339,108
Short-term debt		350,597	1,011,032
Accrued ad valorem taxes		46,016	38,319
Accrued liabilities		218,551	248,589
Total current liabilities		972,126	1,637,048
Long-term liabilities
Long-term debt		6,925,033	6,926,647
Deferred income taxes		31,392	29,679
Asset retirement obligations		378,889	370,195
Other liabilities		772,734	744,715
Total long-term liabilities		8,108,048	8,071,236
Total liabilities	[4]	9,080,174	9,708,284
Equity and partners' capital
Common units (318,675,578 units issued and outstanding at March 31, 2025, and December 31, 2024)		3,375,514	3,399,650
Total partners' capital		3,375,514	3,399,650
Noncontrolling interest		27,718	26,476
Total equity and partners' capital		3,403,232	3,426,126
Total liabilities, equity, and partners' capital		$ 12,483,406	$ 13,134,410
Common units issued		318,675,578	318,675,578
Common units outstanding		318,675,578	318,675,578

[1] Total assets includes related-party amounts of $968.5 million and $991.1 million as of March 31, 2025, and December 31, 2024, respectively, which includes related-party Accounts receivable, net of $393.5 million and $401.3 million as of March 31, 2025, and December 31, 2024, respectively. See Note 6.

[2] Total liabilities includes related-party amounts of $577.0 million and $529.7 million as of March 31, 2025, and December 31, 2024, respectively, which includes related-party Accounts and imbalance payable of $37.3 million and $20.6 million as of March 31, 2025, and December 31, 2024, respectively. See Note 6.

[3] Total assets includes related-party amounts of $1.0 billion and $987.4 million as of March 31, 2025, and December 31, 2024, respectively, which includes related-party Accounts receivable, net of $431.6 million and $401.3 million as of March 31, 2025, and December 31, 2024, respectively. See Note 6.

[4] Total liabilities includes related-party amounts of $577.0 million and $555.9 million as of March 31, 2025, and December 31, 2024, respectively, which includes related-party Accounts and imbalance payable of $37.3 million and $46.8 million as of March 31, 2025, and December 31, 2024, respectively. See Note 6.