XML 84 R66.htm IDEA: XBRL DOCUMENT v3.8.0.1

Partners' Capital and Distributions - Equity Offerings (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Partners Capital and Distributions
Issuance of units, net proceeds		$ 1,664	$ 805	$ 1,121
General partners' proportionate capital contributions			42	23
Continuous and Underwritten Offerings | General Partner
Partners Capital and Distributions
General partners' proportionate capital contributions			9	22
Continuous Offering Program
Partners Capital and Distributions
Commissions to sales agents		$ 1	$ 8	$ 1
Common Units
Partners Capital and Distributions
Issuance of units (in units)		54,119,893		22,133,904
Issuance of units, net proceeds		$ 1,664		$ 1,121
Common Units | Continuous Offering Program
Partners Capital and Distributions
Issuance of units (in units)		4,033,567	26,278,288	1,133,904
Issuance of units, net proceeds		$ 129	$ 805	$ 59
Common Units | Omnibus Agreement
Partners Capital and Distributions
Issuance of units (in units)		50,086,326
Issuance of units, net proceeds		$ 1,535
Common Units | Underwritten Offering
Partners Capital and Distributions
Issuance of units (in units)				21,000,000
Issuance of units, net proceeds				$ 1,062
Omnibus Agreement | AAP | Common Units | Continuous Offering Program
Partners Capital and Distributions
Issuance of units (in units)		1,800,000
Omnibus Agreement | AAP | Common Units | Underwritten Offering
Partners Capital and Distributions
Issuance of units (in units)	48,300,000	48,300,000

X

- Definition

Represents the costs incurred for commissions paid to the agent under the equity distribution agreement.

+ References

No definition available.

+ Details

Name:	paa_CommissionPaidToSalesAgent
Namespace Prefix:	paa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	paa_PartnersCapitalAndDistributionLineItems
Namespace Prefix:	paa_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total change in each class of partners' capital accounts during the year due to the sale of units. All partners include general, limited and preferred partners.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

+ Details

Name:	us-gaap_PartnersCapitalAccountSaleOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

+ Details

Name:	us-gaap_PartnersCapitalAccountUnitsSaleOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromContributionsFromAffiliates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=paa_ContinuousAndUnderwrittenOfferingsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PartnerTypeOfPartnersCapitalAccountAxis=us-gaap_GeneralPartnerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=paa_ContinuousOfferingProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LimitedPartnersCapitalAccountByClassAxis=paa_CommonUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=paa_OmnibusAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=paa_UnderwrittenOfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=paa_OmnibusAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=paa_PlainsAapLPMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: