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Revenue Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | $ 2,349 | $ 2,460
Revenue Not from Contract with Customer, Other | [1] | 689 | 664
Revenues |  | 3,038 | 3,124
Crude Oil and Products Logistics |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 1,179 | 1,166
Crude Oil and Products Logistics | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | [2] | 1,620 | 1,592
Natural Gas and NGL Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 1,170 | 1,294
Natural Gas and NGL Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | [2] | 1,418 | 1,532
Service [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 711 | 707
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 1,090 | 1,066
Service [Member] | Crude Oil and Products Logistics |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 91 | 103
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 1,084 | 1,059
Service [Member] | Crude Oil and Products Logistics | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 1,175 | 1,162
Service [Member] | Natural Gas and NGL Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 620 | 604
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 6 | 7
Service [Member] | Natural Gas and NGL Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 626 | 611
Service, Other [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 4 | 99
Service, Other [Member] | Crude Oil and Products Logistics |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 0 | 0
Service, Other [Member] | Natural Gas and NGL Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 4 | 99
Product [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 476 | 513
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 68 | 75
Product [Member] | Crude Oil and Products Logistics |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 1 | 1
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 3 | 3
Product [Member] | Crude Oil and Products Logistics | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 4 | 4
Product [Member] | Natural Gas and NGL Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax, Third parties |  | 475 | 512
Revenue from Contract with Customer, Excluding Assessed Tax, Related Parties |  | 65 | 72
Product [Member] | Natural Gas and NGL Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | $ 544 | $ 683
[1] | Non-ASC 606 Revenue includes rental income, sales-type lease revenue, income from equity method investments, and other income.
[2] | Within the total segment revenues and other income amounts presented above, third-party revenues for the Crude Oil and Products Logistics segment were $162 million and $177 million for the three months ended March 31, 2026 and March 31, 2025, respectively. Third-party revenues for the Natural Gas and NGL Services segment were $1,331 million and $1,439 million for the three months ended March 31, 2026 and March 31, 2025, respectively.

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