XML 72 R49.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Organization and Basis of Consolidation and Presentation (Details) shares in Millions, $ in Millions |  | 12 Months Ended | 22 Months Ended
--- | --- | --- | ---
Nov. 15, 2016 USD ($) shares | Dec. 31, 2018 segment shares | Dec. 31, 2017 USD ($) | Nov. 14, 2016
Organization and basis of presentation |  |  |  |
Operating segments number | segment |  | 3 |  |
Limited partner interest |  |  |  | 98.00%
AAP |  |  |  |
Organization and basis of presentation |  |  |  |
Limited partner interest (units) | shares |  | 280.5 |  |
Limited partner interest |  | 35.00% |  |
Simplification Transactions | PAA GP |  |  |  |
Organization and basis of presentation |  |  |  |
Economic ownership interest converted into non-economic interest | 2.00% |  |  |
AAP senior secured credit agreement | Simplification Transactions | AAP |  |  |  |
Organization and basis of presentation |  |  |  |
Debt assumed | $ | $ 642 |  |  |
Common Units | Simplification Transactions | AAP |  |  |  |
Organization and basis of presentation |  |  |  |
Units agreed to be issued in connection with the Simplification Transactions | shares | 245.5 |  |  |
Units to be issued in the future (in units) | shares | 0.8 |  |  |
AAP | PAGP |  |  |  |
Organization and basis of presentation |  |  |  |
Limited partner interest |  | 57.00% |  |
Accounts payable and accrued liabilities |  |  |  |
Organization and basis of presentation |  |  |  |
Increase (decrease) other current liabilities | $ |  |  | $ (134) |
Other current liabilities |  |  |  |
Organization and basis of presentation |  |  |  |
Increase (decrease) other current liabilities | $ |  |  | $ 134 |

X
- Definition Debt Assumed + References No definition available. + Details
Name: | paa_DebtAssumed
Namespace Prefix: | paa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest, Units + References No definition available. + Details
Name: | paa_LimitedLiabilityCompanyLLCorLimitedPartnershipLPMembersorLimitedPartnersOwnershipInterestUnits
Namespace Prefix: | paa_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of economic interest held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP), converted into a non-economic interest. + References No definition available. + Details
Name: | paa_LimitedLiabilityCompanyLlcOrLimitedPartnershipLpManagingMemberOrGeneralPartnerEconomicOwnershipInterestConvertedIntoNonEconomicInterest
Namespace Prefix: | paa_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Limited Partner Capital Account Units Agreed To Be Issued + References No definition available. + Details
Name: | paa_LimitedPartnerCapitalAccountUnitsAgreedToBeIssued
Namespace Prefix: | paa_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Limited Partners Capital Account, Units Issuable + References No definition available. + Details
Name: | paa_LimitedPartnersCapitalAccountUnitsIssuable
Namespace Prefix: | paa_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | paa_OrganizationAndBasisOfPresentationLineItems
Namespace Prefix: | paa_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of increase (decrease) in current liabilities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInOtherCurrentLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
Name: | us-gaap_NumberOfOperatingSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=paa_PlainsAapLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=paa_SimplificationTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=paa_PaaGPLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=paa_AAPSeniorSecuredCreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=paa_PlainsAapLPMember
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: | srt_OwnershipAxis=paa_PlainsAapLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=paa_PlainsGPHoldingsLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_AccountsPayableAndAccruedLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherCurrentLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |