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Investments in Unconsolidated Affiliates (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Schedule of Equity Method Investments [Line Items] |  |  |
Investments in unconsolidated affiliates | $ 2,330 | $ 2,352 | $ 2,428
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | 462 | 464 | 583
NGL Pipelines & Services [Member] |  |  |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 133 | 149 | 120
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 | 25 |
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 | $ 25 | 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 | $ 13 | 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 | $ 26 | 25 |
NGL Pipelines & Services [Member] | Texas Express Pipeline LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 35.00% |  |
Investments in unconsolidated affiliates | $ 303 | 324 |
NGL Pipelines & Services [Member] | Texas Express Gathering LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 45.00% |  |
Investments in unconsolidated affiliates | $ 35 | 36 |
NGL Pipelines & Services [Member] | Front Range Pipeline LLC [Member] |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Ownership interest | 33.30% |  |
Investments in unconsolidated affiliates | $ 186 | 192 |
Crude Oil Pipelines & Services [Member] |  |  |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 320 | 308 | 456
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 | $ 1,192 | 1,183 |
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 | $ 373 | 375 |
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 | $ 116 | 119 |
Natural Gas Pipelines & Services [Member] |  |  |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 6 | 5 | 6
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 | $ 17 | 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 | $ 16 | 15 |
Petrochemical & Refined Products Services [Member] |  |  |
Equity in income of unconsolidated affiliates by business segment [Abstract] |  |  |
Equity in income of unconsolidated affiliates | $ 3 | 2 | $ 1
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 | $ 2 | 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 | $ 1 |

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