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Investments in Unconsolidated Affiliates (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | $ 2,259 | $ 2,330 |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | 408 | 462 | $ 464
NGL Pipelines & Services [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | 598 | 612 |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 117 | 133 | 149
NGL Pipelines & Services [Member] | Venice Energy Service Company, L.L.C. [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 13.10% |  |
Investments in unconsolidated affiliates | $ 24 | 24 |
NGL Pipelines & Services [Member] | K/D/S Promix, L.L.C. [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 22 | 25 |
NGL Pipelines & Services [Member] | Baton Rouge Fractionators LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 32.20% |  |
Investments in unconsolidated affiliates | $ 12 | 13 |
NGL Pipelines & Services [Member] | Skelly-Belvieu Pipeline Company, L.L.C. [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 25 | 26 |
NGL Pipelines & Services [Member] | Texas Express Pipeline LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 35.00% |  |
Investments in unconsolidated affiliates | $ 299 | 303 |
NGL Pipelines & Services [Member] | Texas Express Gathering LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 45.00% |  |
Investments in unconsolidated affiliates | $ 33 | 35 |
NGL Pipelines & Services [Member] | Front Range Pipeline LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 33.30% |  |
Investments in unconsolidated affiliates | $ 183 | 186 |
Crude Oil Pipelines & Services [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | 1,628 | 1,681 |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 285 | 320 | 308
Crude Oil Pipelines & Services [Member] | Seaway Crude Holdings LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 1,147 | 1,192 |
Crude Oil Pipelines & Services [Member] | Eagle Ford Pipeline LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 368 | 373 |
Crude Oil Pipelines & Services [Member] | Eagle Ford Terminals Corpus Christi LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 113 | 116 |
Natural Gas Pipelines & Services [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | 30 | 33 |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 5 | 6 | 5
Natural Gas Pipelines & Services [Member] | White River Hub, LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 16 | 17 |
Natural Gas Pipelines & Services [Member] | Old Ocean Pipeline, LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 50.00% |  |
Investments in unconsolidated affiliates | $ 14 | 16 |
Petrochemical & Refined Products Services [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | 3 | 4 |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 1 | 3 | $ 2
Petrochemical & Refined Products Services [Member] | Baton Rouge Propylene Concentrator, LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 30.00% |  |
Investments in unconsolidated affiliates | $ 1 | 2 |
Petrochemical & Refined Products Services [Member] | Transport 4, LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 25.00% |  |
Investments in unconsolidated affiliates | $ 2 | $ 2 |

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