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Organization and Basis of Consolidation and Presentation - Organization/Reverse Stock Split (Details) shares in Millions, $ in Millions |  | 6 Months Ended |
--- | --- | --- | ---
Nov. 15, 2016 USD ($) shares | Jun. 30, 2017 USD ($) segment shares | Dec. 31, 2016 USD ($)
Organization and basis of presentation |  |  |
Operating segments number | segment |  | 3 |
Deferred tax asset | $ |  | $ 2,214 | $ 1,876
AAP | GP LLC |  |  |
Organization and basis of presentation |  |  |
Ownership interest in the subsidiary (units) |  | 1.0 |
PAA | AAP |  |  |
Organization and basis of presentation |  |  |
Ownership interest in the subsidiary |  | 36.00% |
Ownership interest in the subsidiary (units) |  | 288.3 |
GP LLC |  |  |
Organization and basis of presentation |  |  |
Ownership interest in the subsidiary |  | 100.00% |
AAP |  |  |
Organization and basis of presentation |  |  |
Ownership interest in the subsidiary |  | 53.00% |
Ownership interest in the subsidiary (units) |  | 152.5 |
Class Shares |  |  |
Organization and basis of presentation |  |  |
Reverse stock split conversion ratio | 0.3755 |  |
Simplification Transactions | PAA GP | PAA |  |  |
Organization and basis of presentation |  |  |
Economic general partner interest converted into non-economic interest | 2.00% |  |
Consolidated Entity Excluding VIE |  |  |
Organization and basis of presentation |  |  |
Deferred tax asset | $ |  | $ 2,214 | $ 1,876
AAP | Simplification Transactions | PAA |  |  |
Organization and basis of presentation |  |  |
Units agreed to be issued in connection with the Simplification Transaction | 245.5 |  |
Units to be issued in the future | 0.8 |  |
AAP Senior Secured Credit Agreement | AAP | Simplification Transactions | PAA |  |  |
Organization and basis of presentation |  |  |
Debt assumed | $ | $ 642 |  |

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