v3.26.1
Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Net cash provided by operating activities included:    
Interest paid (net of amounts capitalized) $ 505 $ 344
Net income taxes paid to (received from) taxing authorities [1] 12 85
Income tax credits and adjustments   111
Non-cash investing and financing activities:    
Contribution of assets [2] $ 0 $ 115
[1] ncludes $111 million in the three months ended March 31, 2025 paid to third parties for transferable tax credits.
[2] Represents the book value of assets contributed by MPLX to a joint venture