Master Limited Partnership (Details)	Dec. 31, 2024	Dec. 31, 2023
MPC \| MPLX
Noncontrolling Interest [Line Items]
MPC's partnership interest in MLPs (in percentage)	64.00%	65.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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