XML 83 R42.htm IDEA: XBRL DOCUMENT
v3.25.4

Net Income (Loss) Per Limited Partner Unit (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Earnings Per Share [Abstract] |  |
Schedule of Net Income Per Unit, Basic and Diluted [Table Text Block] |
(In millions, except per unit data) | 2025 |  | 2024 |  | 2023
Net income attributable to MPLX LP(1): | $ | 4,912 |  |  | $ | 4,317 |  |  | $ | 3,928 |
Less: Distributions declared on Series A preferred units | — |  |  | 27 |  |  | 94 |
Distributions declared on Series B preferred units | — |  |  | — |  |  | 5 |
Distributed and undistributed earnings allocated to other participating securities | 3 |  |  | 9 |  |  | 16 |
Impact of redemption of Series B preferred units | — |  |  | — |  |  | 5 |
Net Income available to common unitholders | $ | 4,909 |  |  | $ | 4,281 |  |  | $ | 3,808 |
Weighted average units outstanding: |  |  |  |  |
Basic | 1,019 |  |  | 1,016 |  |  | 1,001 |
Diluted | 1,019 |  |  | 1,017 |  |  | 1,002 |
Net income attributable to MPLX LP per limited partner unit: |  |  |  |  |
Basic | $ | 4.82 |  |  | $ | 4.21 |  |  | $ | 3.80 |
Diluted | $ | 4.82 |  |  | $ | 4.21 |  |  | $ | 3.80 |
(1) Allocation of net income attributable to MPLX LP assumes all earnings for the period have been distributed based on the distribution priorities applicable to the period. | [1]
[1] | Allocation of net income attributable to MPLX LP assumes all earnings for the period have been distributed based on the distribution priorities applicable to the period.

X
- References No definition available. + Details
Name: | us-gaap_EarningsPerShareAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration