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Partners' Capital and Distributions - Distributions (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | --- | ---
Aug. 12, 2022 | May 13, 2022 | Feb. 14, 2022 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid |  |  |  | $ 264 | $ 179 | $ 500 | $ 365
Common Units | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid |  | $ 153 | $ 127 |  |  |  |
Distributions per common unit, paid (usd per unit) |  | $ 0.2175 | $ 0.1800 |  |  |  |
Common Units | Forecast | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid | $ 152 |  |  |  |  |  |
Distributions per common unit, paid (usd per unit) | $ 0.2175 |  |  |  |  |  |
Public | Common Units | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid |  | $ 100 | $ 84 |  |  |  |
Public | Common Units | Forecast | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid | $ 99 |  |  |  |  |  |
AAP | Common Units | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid |  | $ 53 | $ 43 |  |  |  |
AAP | Common Units | Forecast | Cash Distribution |  |  |  |  |  |  |
Partners Capital and Distribution |  |  |  |  |  |  |
Distributions paid | $ 53 |  |  |  |  |  |

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