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Partners' Capital and Distributions (Details 3) (USD $) In Millions, except Per Share data, unless otherwise specified | 9 Months Ended | 1 Months Ended |  | 9 Months Ended |  | 9 Months Ended |  | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended | 0 Months Ended | 9 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2013 AAP term loan | Sep. 30, 2014 PAA | Sep. 30, 2014 PAA PAA Continuous Offering Program | Aug. 31, 2014 PAA August 2014 Equity Distribution Agreement | Sep. 30, 2014 SLC Pipeline LLC | Sep. 30, 2014 AAP | Aug. 14, 2014 Second Quarter Distribution PAA | Sep. 30, 2014 Second Quarter Distribution PAA | Aug. 14, 2014 Second Quarter Distribution AAP | Sep. 30, 2014 Second Quarter Distribution AAP | May 15, 2014 First Quarter Distribution PAA | Sep. 30, 2014 First Quarter Distribution PAA | May 15, 2014 First Quarter Distribution AAP | Sep. 30, 2014 First Quarter Distribution AAP | Feb. 14, 2014 Fourth quarter distribution PAA | Sep. 30, 2014 Fourth quarter distribution PAA | Feb. 14, 2014 Fourth quarter distribution AAP | Sep. 30, 2014 Fourth quarter distribution AAP | Nov. 14, 2014 Third quarter distribution PAA Subsequent Event | Sep. 30, 2014 Third quarter distribution PAA Subsequent Event | Nov. 14, 2014 Third quarter distribution AAP Subsequent Event | Sep. 30, 2014 Third quarter distribution AAP Subsequent Event
Partners Capital and Distribution |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Units Issued (in units) |  |  |  |  | 11.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Sale | $ 655 | $ 431 |  |  | $ 655 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum aggregate offer price of common stock |  |  |  |  |  | 900 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling interests, ownership percentage of noncontrolling owners |  |  |  | 98.00% |  |  | 25.00% | 78.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Date Declared |  |  |  |  |  |  |  |  |  | Jul. 08, 2014 |  |  |  | Apr. 07, 2014 |  |  |  | Jan. 09, 2014 |  |  |  | Oct. 08, 2014 |  |
Distribution Date |  |  |  |  |  |  |  |  |  | Aug. 14, 2014 |  | Aug. 14, 2014 |  | May 15, 2014 |  | May 15, 2014 |  | Feb. 14, 2014 |  | Feb. 14, 2014 |  | Nov. 14, 2014 |  | Nov. 14, 2014
Unitholders of record, date |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Oct. 31, 2014 |  | Oct. 31, 2014
Distributions received by AAP from PAA |  |  |  |  |  |  |  |  |  |  | 122 |  |  |  | 115 |  |  |  | 107 |  |  |  | 129 |
Cash Reserves |  |  |  |  |  |  |  |  |  |  | (3) |  |  |  | (4) |  |  |  | (3) |  |  |  | (4) |
Distributions paid to limited partners |  |  |  |  |  |  |  |  | 238 |  | 119 |  | 229 |  | 111 |  | 221 |  | 104 |  | 245 |  | 125 |
Distributions to AAP - Incentive |  |  |  |  |  |  |  |  | 117 |  |  |  | 110 |  |  |  | 102 |  |  |  | 124 |  |  |
Distributions to AAP - 2% |  |  |  |  |  |  |  |  | 5 |  |  |  | 5 |  |  |  | 5 |  |  |  | 5 |  |  |
Total distributions paid during the period | 1,024 | 1,188 |  |  |  |  |  |  | 360 |  |  |  | 344 |  |  |  | 328 |  |  |  | 374 |  |  |
Distribution per limited partner unit (in dollars per unit) |  |  |  |  |  |  |  |  | $ 0.6450 |  |  |  | $ 0.6300 |  |  |  | $ 0.6150 |  |  |  | $ 0.6600 |  |  |
Distributions to noncontrolling interests |  |  |  |  |  |  | 2 |  |  |  | 94 |  |  |  | 88 |  |  |  | 87 |  |  |  | 99 |
Distributions to PAGP |  |  |  |  |  |  |  |  |  |  | 25 |  |  |  | 23 |  |  |  | 17 |  |  |  | 26 |
Increase in term loan |  | 300 | 300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net proceeds |  |  | $ 299 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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