XML 108 R69.htm IDEA: XBRL DOCUMENT v2.4.1.9
Partners' Capital and Distributions (Detail 8) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Net Income attributable to PAA                      
Net income attributable to PAA $ 389us-gaap_NetIncomeLoss $ 323us-gaap_NetIncomeLoss $ 287us-gaap_NetIncomeLoss $ 384us-gaap_NetIncomeLoss $ 309us-gaap_NetIncomeLoss $ 231us-gaap_NetIncomeLoss $ 292us-gaap_NetIncomeLoss $ 528us-gaap_NetIncomeLoss $ 1,384us-gaap_NetIncomeLoss $ 1,361us-gaap_NetIncomeLoss $ 1,094us-gaap_NetIncomeLoss
Transfers to/from noncontrolling interests:                      
Increase in capital from sale of PNG common units                   40us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesIssuanceOfEquityBySubsidiaryToNoncontrollingInterests  
Net transfers to/from noncontrolling interests                   12us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet  
Partners' Capital Excluding Noncontrolling Interests                      
Transfers to/from noncontrolling interests:                      
Increase in capital from sale of PNG common units                   8us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesIssuanceOfEquityBySubsidiaryToNoncontrollingInterests
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Net transfers to/from noncontrolling interests                   475us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Partners' Capital Excluding Noncontrolling Interests | PNG                      
Net Income attributable to PAA                      
Net income attributable to PAA                   1,361us-gaap_NetIncomeLoss
/ dei_LegalEntityAxis
= paa_PNGMember
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Transfers to/from noncontrolling interests:                      
Increase in capital from sale of PNG common units                   8us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesIssuanceOfEquityBySubsidiaryToNoncontrollingInterests
/ dei_LegalEntityAxis
= paa_PNGMember
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Decrease in capital from purchase of PNG common units in conjunction with the PNG Merger                   (290)us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent
/ dei_LegalEntityAxis
= paa_PNGMember
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Net transfers to/from noncontrolling interests                   (282)us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNet
/ dei_LegalEntityAxis
= paa_PNGMember
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember
 
Change from net income attributable to PAA and net transfers to/from noncontrolling interests                   $ 1,079us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangeDueToNetIncomeAttributableToParentAndEffectsOfChangesNet
/ dei_LegalEntityAxis
= paa_PNGMember
/ us-gaap_PartnerCapitalComponentsAxis
= us-gaap_ParentMember