v3.26.1
Supplemental Cash Flow Information (Tables)
 3 Months Ended
Mar. 31, 2026
Supplemental Cash Flow Elements [Abstract]  
Schedule of Cash Flow, Supplemental Disclosures
 Three Months Ended 
March 31,
(In millions)20262025
Net cash provided by operating activities included:
Interest paid (net of amounts capitalized)$384 $277 
Cash paid for amounts included in the measurement of lease liabilities:
Payments on operating leases17 17 
Net cash provided by financing activities included:
Principal payments under finance lease obligations5 — 
Non-cash investing and financing activities:
Net transfers of property, plant and equipment to lease receivable58 44 
Contribution of assets(1)
— 115 
ROU assets obtained in exchange for new operating lease obligations4 19 
ROU assets obtained in exchange for new finance lease obligations4 3 
(1)    Represents the book value of assets contributed by MPLX to a joint venture.
Summary of Reconciliation of Additions to Property, Plant and Equipment to Total Capital Expenditures
The Consolidated Statements of Cash Flows exclude changes to the Consolidated Balance Sheets that do not affect cash. The following is a reconciliation of additions to property, plant and equipment to total capital expenditures:
 Three Months Ended 
March 31,
(In millions)20262025
Additions to property, plant and equipment$575 $267 
Increase in capital accruals90 1 
Total capital expenditures$665 $268