v3.26.3
SEGMENTS - Schedule of Operating Segments Financial Information (Details)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
segment
Sep. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Segment Reporting [Line Items]          
Number of reportable segments | segment     4    
Total revenues $ 12,455 $ 8,634 $ 34,122 $ 24,564  
Cost of sales and fuel (exclusive of depreciation and operating costs) (9,612) (5,962) (25,907) (16,977)  
Operating costs (861) (738) (2,430) (2,196)  
Segment adjusted EBITDA 2,197 2,096 6,330 5,863  
Depreciation and amortization (395) (378) (1,160) (1,126)  
Equity in net earnings from investments 103 92 295 281  
Impairment of equity investments (Note I) 0 0 (60) 0  
Investments in unconsolidated affiliates 3,382 2,773 3,382 2,773 $ 2,889
Capital expenditures 937 804 2,414 2,182  
Natural Gas Gathering and Processing | Natural Gas Gathering and Processing Intersegment          
Segment Reporting [Line Items]          
Total revenues 1,500 1,100 4,000 3,400  
Natural Gas Liquids | Natural Gas Gathering and Processing Intersegment          
Segment Reporting [Line Items]          
Total revenues 400 100 1,100 200  
Liquids commodity sales          
Segment Reporting [Line Items]          
Total revenues 10,364 6,665 28,039 18,614  
Residue natural gas sales          
Segment Reporting [Line Items]          
Total revenues 826 751 2,410 2,440  
Exchange services and natural gas gathering and processing revenue          
Segment Reporting [Line Items]          
Total revenues 373 406 1,092 1,156  
Transportation and storage revenue          
Segment Reporting [Line Items]          
Total revenues 823 775 2,427 2,245  
Other revenue          
Segment Reporting [Line Items]          
Total revenues 69 37 154 109  
Operating Segments          
Segment Reporting [Line Items]          
Total revenues 14,515 9,815 39,554 28,244  
Cost of sales and fuel (exclusive of depreciation and operating costs) (11,671) (7,143) (31,343) (20,658)  
Operating costs (816) (736) (2,372) (2,191)  
Adjusted EBITDA from unconsolidated affiliates 143 130 407 381  
Noncash compensation expense and other 26 30 84 87  
Segment adjusted EBITDA 2,197 2,096 6,330 5,863  
Depreciation and amortization (393) (375) (1,151) (1,118)  
Equity in net earnings from investments 103 92 295 281  
Impairment of equity investments (Note I)     (60)    
Investments in unconsolidated affiliates 3,373 2,768 3,373 2,768  
Capital expenditures 919 789 2,365 2,116  
Operating Segments | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 2,265 1,841 6,140 5,886  
Cost of sales and fuel (exclusive of depreciation and operating costs) (1,445) (1,038) (3,817) (3,576)  
Operating costs (264) (244) (769) (737)  
Adjusted EBITDA from unconsolidated affiliates 1 1 3 4  
Noncash compensation expense and other 6 6 19 20  
Segment adjusted EBITDA 563 566 1,576 1,597  
Depreciation and amortization (137) (126) (398) (374)  
Equity in net earnings from investments 1 1 2 3  
Impairment of equity investments (Note I)     0    
Investments in unconsolidated affiliates 41 40 41 40  
Capital expenditures 398 302 900 884  
Operating Segments | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 5,097 3,895 13,336 12,034  
Cost of sales and fuel (exclusive of depreciation and operating costs) (4,184) (2,977) (10,698) (9,464)  
Operating costs (230) (202) (661) (615)  
Adjusted EBITDA from unconsolidated affiliates 26 26 79 76  
Noncash compensation expense and other 9 6 27 25  
Segment adjusted EBITDA 718 748 2,083 2,056  
Depreciation and amortization (119) (116) (342) (341)  
Equity in net earnings from investments 23 24 70 69  
Impairment of equity investments (Note I)     0    
Investments in unconsolidated affiliates 893 597 893 597  
Capital expenditures 262 218 774 524  
Operating Segments | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 508 450 1,583 1,319  
Cost of sales and fuel (exclusive of depreciation and operating costs) (274) (255) (740) (735)  
Operating costs (71) (59) (195) (167)  
Adjusted EBITDA from unconsolidated affiliates 67 63 217 179  
Noncash compensation expense and other 1 1 2 4  
Segment adjusted EBITDA 231 200 867 600  
Depreciation and amortization (25) (25) (78) (73)  
Equity in net earnings from investments 47 39 158 116  
Impairment of equity investments (Note I)     0    
Investments in unconsolidated affiliates 1,266 860 1,266 860  
Capital expenditures 59 55 120 169  
Operating Segments | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues 6,645 3,629 18,495 9,005  
Cost of sales and fuel (exclusive of depreciation and operating costs) (5,768) (2,873) (16,088) (6,883)  
Operating costs (251) (231) (747) (672)  
Adjusted EBITDA from unconsolidated affiliates 49 40 108 122  
Noncash compensation expense and other 10 17 36 38  
Segment adjusted EBITDA 685 582 1,804 1,610  
Depreciation and amortization (112) (108) (333) (330)  
Equity in net earnings from investments 32 28 65 93  
Impairment of equity investments (Note I)     (60)    
Investments in unconsolidated affiliates 1,173 1,271 1,173 1,271  
Capital expenditures 200 214 571 539  
Operating Segments | Liquids commodity sales          
Segment Reporting [Line Items]          
Total revenues 12,377 7,822 33,363 22,218  
Operating Segments | Liquids commodity sales | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 1,483 1,066 3,942 3,393  
Operating Segments | Liquids commodity sales | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 4,920 3,746 12,834 11,598  
Operating Segments | Liquids commodity sales | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Liquids commodity sales | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues 5,974 3,010 16,587 7,227  
Operating Segments | Residue natural gas sales          
Segment Reporting [Line Items]          
Total revenues 858 764 2,473 2,487  
Operating Segments | Residue natural gas sales | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 521 468 1,403 1,615  
Operating Segments | Residue natural gas sales | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Residue natural gas sales | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 337 296 1,070 872  
Operating Segments | Residue natural gas sales | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Exchange services and natural gas gathering and processing revenue          
Segment Reporting [Line Items]          
Total revenues 373 409 1,092 1,159  
Operating Segments | Exchange services and natural gas gathering and processing revenue | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 253 298 773 852  
Operating Segments | Exchange services and natural gas gathering and processing revenue | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 120 111 319 307  
Operating Segments | Exchange services and natural gas gathering and processing revenue | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Exchange services and natural gas gathering and processing revenue | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Transportation and storage revenue          
Segment Reporting [Line Items]          
Total revenues 836 780 2,465 2,260  
Operating Segments | Transportation and storage revenue | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 0 0 0 0  
Operating Segments | Transportation and storage revenue | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 54 36 174 121  
Operating Segments | Transportation and storage revenue | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 171 154 512 447  
Operating Segments | Transportation and storage revenue | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues 611 590 1,779 1,692  
Operating Segments | Other revenue          
Segment Reporting [Line Items]          
Total revenues 71 40 161 120  
Operating Segments | Other revenue | Natural Gas Gathering and Processing          
Segment Reporting [Line Items]          
Total revenues 8 9 22 26  
Operating Segments | Other revenue | Natural Gas Liquids          
Segment Reporting [Line Items]          
Total revenues 3 2 9 8  
Operating Segments | Other revenue | Natural Gas Pipelines          
Segment Reporting [Line Items]          
Total revenues 0 0 1 0  
Operating Segments | Other revenue | Refined Products and Crude Oil          
Segment Reporting [Line Items]          
Total revenues $ 60 $ 29 $ 129 $ 86