Consolidated Balance Sheets - WES Operating (Parenthetical) - USD ($) $ in Thousands		Sep. 30, 2025	Dec. 31, 2024
Total assets	[1]	$ 12,125,352	$ 13,144,785
Accounts receivable, net		682,673	701,838
Total liabilities	[2]	8,796,716	9,769,615
Related Parties [Member]
Total assets		965,437	991,062
Accounts receivable, net		412,934	401,315
Total liabilities		634,814	529,741
Accounts Payable		32,800	20,600
WES Operating [Member]
Total assets	[3]	12,134,528	13,134,410
Accounts receivable, net		703,237	701,814
Total liabilities	[4]	8,734,355	9,708,284
WES Operating [Member] | Related Parties [Member]
Total assets		982,200	987,400
Accounts receivable, net		433,522	401,315
Total liabilities		634,800	555,900
Accounts Payable		$ 32,800	$ 46,800

[1] Total assets includes related-party amounts of $965.4 million and $991.1 million as of September 30, 2025, and December 31, 2024, respectively, which includes related-party Accounts receivable, net of $412.9 million and $401.3 million as of September 30, 2025, and December 31, 2024, respectively. See Note 6.

[2] Total liabilities includes related-party amounts of $634.8 million and $529.7 million as of September 30, 2025, and December 31, 2024, respectively, which includes related-party Accounts and imbalance payable of $32.8 million and $20.6 million as of September 30, 2025, and December 31, 2024, respectively. See Note 6.

[3] Total assets includes related-party amounts of $982.2 million and $987.4 million as of September 30, 2025, and December 31, 2024, respectively, which includes related-party Accounts receivable, net of $433.5 million and $401.3 million as of September 30, 2025, and December 31, 2024, respectively. See Note 6.

[4] Total liabilities includes related-party amounts of $634.8 million and $555.9 million as of September 30, 2025, and December 31, 2024, respectively, which includes related-party Accounts and imbalance payable of $32.8 million and $46.8 million as of September 30, 2025, and December 31, 2024, respectively. See Note 6.