v3.26.1
Supplemental Cash Flow Information - Summary of Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Supplemental Cash Flow Elements [Abstract]    
Interest paid (net of amounts capitalized) $ 576 $ 451
Income taxes paid 3 3
Payments on operating leases 33 32
Principal payments under finance lease obligations 5 1
Net transfers of property, plant and equipment to lease receivable 109 86
Contribution of assets(1) 0 115 [1]
ROU assets obtained in exchange for new operating lease obligations 9 20
ROU assets obtained in exchange for new finance lease obligations $ 4 $ 3
[1] Represents the book value of assets contributed by MPLX to a joint venture.