v3.26.3
Schedule of Investment in Unconsolidated Affiliates (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]                  
Assets, Current $ 7,808           $ 7,808   $ 5,516
Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization 13,538           13,538   13,408
Other non-current assets 878           878   928
Assets 30,850           30,850   28,362
Liabilities, Current 6,078           6,078   3,997
Liabilities and Equity 30,850           30,850   28,362
Other non-current liabilities 584           584   512
Revenues 18,029     $ 6,032     42,978 $ 16,601  
Operating Income (Loss) 740     252     2,189 751  
NET INCOME 499 $ 283 $ 644 137 $ 86 $ 207 1,426 430  
Investments in unconsolidated affiliates 1,607           1,607   1,624
Equity in earnings of unconsolidated affiliates 31     40     120 103  
J.C. Nolan Joint Venture                  
Schedule of Equity Method Investments [Line Items]                  
Investments in unconsolidated affiliates 118           118   121
Equity in earnings of unconsolidated affiliates 3     2     6 5  
ET-S Permian joint venture                  
Schedule of Equity Method Investments [Line Items]                  
Investments in unconsolidated affiliates 1,147           1,147   1,161
Equity in earnings of unconsolidated affiliates 25     38     104 98  
SARA                  
Schedule of Equity Method Investments [Line Items]                  
Investments in unconsolidated affiliates 134           134   141
Equity in earnings of unconsolidated affiliates 2     0     5 0  
Isla                  
Schedule of Equity Method Investments [Line Items]                  
Investments in unconsolidated affiliates 178           178   171
Equity in earnings of unconsolidated affiliates 2     0     7 0  
Other                  
Schedule of Equity Method Investments [Line Items]                  
Investments in unconsolidated affiliates 30           30   30
Equity in earnings of unconsolidated affiliates (1)     0     (2) 0  
ET-S Permian joint venture                  
Schedule of Equity Method Investments [Line Items]                  
Assets, Current 127           127   122
Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization 3,358           3,358   3,333
Other non-current assets 353           353   308
Assets 3,838           3,838   3,763
Liabilities, Current 271           271   159
Liabilities and Equity 3,838           3,838   3,763
Other non-current liabilities 31           31   31
Equity, Including Portion Attributable to Noncontrolling Interest 3,536           3,536   $ 3,573
Revenues 7,392     5,735     23,581 14,827  
Operating Income (Loss) 77     119     322 308  
NET INCOME 77     118     321 303  
ET-S Permian joint venture | Related Party                  
Schedule of Equity Method Investments [Line Items]                  
Revenues $ 7,310     $ 5,650     $ 23,310 $ 14,550