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Partners' Capital and Distributions - Distributions (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | --- | ---
Nov. 14, 2024 | Aug. 14, 2024 | May 15, 2024 | Feb. 14, 2024 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions |  |  |  |  | $ 399 | $ 336 | $ 1,168 | $ 982
Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions |  | $ 223 | $ 223 | $ 223 |  |  |  |
Distribution per common unit (usd per unit) |  | $ 0.3175 | $ 0.3175 | $ 0.3175 |  |  |  |
Forecast | Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions | $ 223 |  |  |  |  |  |  |
Distribution per common unit (usd per unit) | $ 0.3175 |  |  |  |  |  |  |
Public | Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions |  | $ 149 | $ 149 | $ 149 |  |  |  |
Public | Forecast | Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions | $ 149 |  |  |  |  |  |  |
AAP | Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions |  | $ 74 | $ 74 | $ 74 |  |  |  |
AAP | Forecast | Cash Distribution | Common Units |  |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |  |
Distributions | $ 74 |  |  |  |  |  |  |

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