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Consolidated Balance Sheets - WES Operating (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Total assets [1] $ 16,317,807 $ 14,998,420
Accounts receivable, net 955,052 773,197
Liabilities [2] 11,915,657 10,835,298
Accounts and imbalance payables 510,372 319,170
Related Parties [Member]    
Total assets 906,050 946,448
Accounts receivable, net 370,453 407,941
Liabilities 1,195,424 666,922
Accounts and imbalance payables 30,545 20,639
WES Operating [Member]    
Total assets [3] 16,305,205 14,983,452
Accounts receivable, net 955,032 773,165
Liabilities [4] 11,776,323 10,732,380
Accounts and imbalance payables 513,455 376,947
WES Operating [Member] | Related Parties [Member]    
Total assets 901,100 943,200
Accounts receivable, net 370,500 407,900
Liabilities 1,200,000 722,300
Accounts and imbalance payables $ 33,857 $ 76,040
[1] Total assets includes related-party amounts of $906.0 million and $946.4 million as of June 30, 2026, and December 31, 2025, respectively, which includes related-party accounts receivable, net of $370.5 million and $407.9 million as of June 30, 2026, and December 31, 2025, respectively. See Note 6.
[2] Total liabilities includes related-party amounts of $1.2 billion and $666.9 million as of June 30, 2026, and December 31, 2025, respectively, which includes related-party accounts and imbalance payables of $30.5 million and $20.6 million as of June 30, 2026, and December 31, 2025, respectively. See Note 6.
[3] Total assets includes related-party amounts of $901.1 million and $943.2 million as of June 30, 2026, and December 31, 2025, respectively, which includes related-party accounts receivable, net of $370.5 million and $407.9 million as of June 30, 2026, and December 31, 2025, respectively. See Note 6.
[4] Total liabilities includes related-party amounts of $1.2 billion and $722.3 million as of June 30, 2026, and December 31, 2025, respectively, which includes related-party accounts and imbalance payables of $33.9 million and $76.0 million as of June 30, 2026, and December 31, 2025, respectively. See Note 6.