Master Limited Partnership (Noncontrolling Interest) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Equity transactions of MPLX | $ (42) | $ 83 |
| Additional Paid-in Capital | ||
| Increase (decrease) due to change in ownership | (21) | 39 |
| Tax impact | 7 | (14) |
| Equity transactions of MPLX | $ (14) | $ 25 |
| X | ||||||||||
- Definition Consolidation, Less Than Wholly Owned Subsidiary, Parent Ownership, Changes, Tax Impact No definition available.
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| X | ||||||||||
- Definition Represents a sale (new stock issuance) by a subsidiary to noncontrolling interests (third parties, parties directly or indirectly unrelated to parent) during the period. The capital transaction by subsidiary does not result in a loss of control by the parent, but does effect a change in total (consolidated) equity attributable to the parent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The increase (decrease) during the period impacting the parent's ownership interest in a subsidiary as it relates to the total (consolidated) equity attributable to the parent. The changes to the parent's ownership interest in a subsidiary represented by this element did not arise in a deconsolidation of the subsidiary from the consolidated financial statements. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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