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Commitments and Contingencies (Details) (USD $) | Nov. 30, 2011 Plains Products Terminals LLC | Apr. 30, 2012 Pemex Exploracion y Produccion (PEP) case
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Loss Contingencies |  |
Natural resources contamination - settlement paid | $ 550,000 |
Number of cases filed |  | 2

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Namespace Prefix: | paa_
Data Type: | xbrli:integerItemType
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X
- Definition Represents the amount of litigation damages paid by the reporting entity. + References No definition available. + Details
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Namespace Prefix: | paa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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