XML 94 R75.htm IDEA: XBRL DOCUMENT
v3.22.4

Investments in Unconsolidated Entities - Equity Method Investments (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 29, 2020 USD ($) | Dec. 31, 2022 USD ($) Pipeline | Sep. 30, 2022 | Sep. 30, 2020 USD ($) | Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Nov. 30, 2022 | Oct. 31, 2022 | Jul. 31, 2022 | Jun. 30, 2022 | Jun. 30, 2019
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 3,084 |  |  |  |  | $ 3,084 | $ 3,805 | $ 3,764 |  |  |  |  |
Capital contributions to equity method investees excluding capitalized interest |  |  |  |  |  |  | 13 | 82 | 445 |  |  |  |  |
Amount by which investments in unconsolidated entities exceeded our share of the underlying equity in the net assets |  | $ 204 |  |  |  |  | 204 | 223 |  |  |  |  |  |
Gains (losses) on/(impairment of) investments in unconsolidated entities, net |  |  |  |  |  |  | $ 346 | 2 | $ (182) |  |  |  |  |
Cactus II Pipeline LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional interest acquired |  |  |  |  |  |  |  |  |  | 5.00% |  |  |  |
Advantage Pipeline Holdings LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional interest acquired |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |
Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate, asset impairment analysis, cost of capital, theoretical market participant |  |  | 15.00% |  |  |  |  |  | 14.00% |  |  |  |  |
BridgeTex Pipeline Company, LLC (“BridgeTex”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 20.00% |  |  |  |  | 20.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 403 |  |  |  |  | $ 403 | 406 |  |  |  |  |  |
Cactus II Pipeline LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 0.00% |  |  |  |  | 0.00% |  |  |  | 65.00% |  |  |
Investments in unconsolidated entities |  |  |  |  |  |  |  | 737 |  |  |  |  |  |
Capline Pipeline Company LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 54.00% |  |  |  |  | 54.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 539 |  |  |  |  | $ 539 | 531 |  |  |  |  |  |
Diamond Pipeline LLC (“Diamond”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% |  |  |  |  | 50.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 460 |  |  |  |  | $ 460 | 464 |  |  |  |  |  |
Eagle Ford Pipeline LLC (“Eagle Ford Pipeline”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% |  |  |  |  | 50.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 371 |  |  |  |  | $ 371 | 363 |  |  |  |  |  |
Eagle Ford Terminals Corpus Christi LLC (“Eagle Ford Terminals”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 50.00% |  |  |  |  | 50.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 118 |  |  |  |  | $ 118 | 120 |  |  |  |  |  |
OMOG JV LLC (“OMOG”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 57.00% | 40.00% |  |  |  | 57.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 211 |  |  |  |  | $ 211 | 102 |  |  |  |  |  |
OMOG JV LLC (“OMOG”) | Acquisition of Additional Interest in Exchange for Contribution of Pipeline Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 57.00% |  |  |  |  | 57.00% |  |  |  |  |  |  |
Gains (losses) on/(impairment of) investments in unconsolidated entities, net |  | $ (25) |  |  |  |  |  |  |  |  |  |  |  |
Number of Pipelines or Partial Pipelines Contributed | Pipeline |  | 2 |  |  |  |  |  |  |  |  |  |  |  |
Saddlehorn |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity | 30.00% | 30.00% |  |  |  |  | 30.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 197 |  |  |  |  | $ 197 | 209 |  |  |  |  |  |
Ownership percentage sold | 10.00% |  |  |  |  |  |  |  | 10.00% |  |  |  |  |
Proceeds from sale of interest in unconsolidated entity | $ 78 |  |  |  |  |  |  |  | $ 78 |  |  |  |  |
Saddlehorn | Gain on/(impairment of) investments in unconsolidated entities, net |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on sale of investment in unconsolidated entities | $ 21 |  |  |  |  |  |  |  |  |  |  |  |  |
White Cliffs Pipeline, LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 36.00% |  |  |  |  | 36.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 150 |  |  |  |  | $ 150 | 171 |  |  |  |  |  |
Wink to Webster Pipeline LLC (“W2W Pipeline”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  | 16.00% |  |  |  |  | 16.00% |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 357 |  |  |  |  | $ 357 | 345 |  |  |  |  |  |
Other investments |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in unconsolidated entities |  | $ 278 |  |  |  |  | $ 278 | $ 357 |  |  |  |  |  |
Write down of investments |  |  |  |  |  | $ 43 |  |  |  |  |  |  |  |
Advantage Pipeline Holdings LLC |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |
STACK Pipeline LLC (“STACK”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Write down of investments |  |  |  | $ 91 |  |  |  |  |  |  |  |  |  |
STACK Pipeline LLC (“STACK”) | Level 3 | Measurement Input, Discount Rate | Valuation Technique, Discounted Cash Flow |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate, asset impairment analysis, cost of capital, theoretical market participant |  |  |  | 14.00% |  |  |  |  |  |  |  |  |  |
Red Oak Pipeline LLC (“Red Oak”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest in unconsolidated entity |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00%
Write down of investments |  |  |  |  | $ 69 |  |  |  |  |  |  |  |  |

X
- Definition Cash outflow for capital contributions (excluding capitalized interest) subsequent to the initial purchase of interest in equity method investments, to fund the entity's portion of development, construction or capital expansion projects of the equity method investees, net of cash received as a return of investment. + References No definition available. + Details
Name: | paa_CapitalContributionsToEquityMethodInvesteesExcludingCapitalizedInterest
Namespace Prefix: | paa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Equity Method Investment Ownership Percentage Sold + References No definition available. + Details
Name: | paa_EquityMethodInvestmentOwnershipPercentageSold
Namespace Prefix: | paa_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of gain (loss) (i) from remeasurement to fair value of retained investment in former subsidiary and group of assets constituting business activity deconsolidated and derecognized and/or (ii) on sale or disposal of an equity method investment and/or (iii) impairment of investment in an unconsolidated entity. + References No definition available. + Details
Name: | paa_GainsLossesOnimpairmentOfInvestmentsInUnconsolidatedEntitiesNet
Namespace Prefix: | paa_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Impairment Analysis, Cost of Capital, Theoretical Market Participant + References No definition available. + Details
Name: | paa_ImpairmentAnalysisCostOfCapitalTheoreticalMarketParticipant
Namespace Prefix: | paa_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Pipelines or Partial Pipelines Contributed + References No definition available. + Details
Name: | paa_NumberOfPipelinesOrPartialPipelinesContributed
Namespace Prefix: | paa_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
Name: | us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Difference between amount at which an investment accounted for under the equity method of accounting is carried (reported) on the balance sheet and amount of underlying equity in net assets the reporting Entity has in the investee. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of gain (loss) on sale or disposal of an equity method investment. + 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 (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(7)(c)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(9)(a)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 + Details
Name: | us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(10)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599 + Details
Name: | us-gaap_EquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 8A -URI https://asc.fasb.org/extlink&oid=124260329&loc=SL6284422-111562 + Details
Name: | us-gaap_ImpairmentOfInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleOfEquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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: | us-gaap_ScheduleOfEquityMethodInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=paa_CactusIIPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=paa_AdvantagePipelineHoldingsLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputDiscountRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ValuationTechniqueAxis=us-gaap_ValuationTechniqueDiscountedCashFlowMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_BridgeTexPipelineCompanyLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_CactusIIPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_CaplinePipelineCompanyLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_DiamondPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_EagleFordPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_EagleFordTerminalsCorpusChristiLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_OMOGJVLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionsByUniqueDescriptionAxis=paa_AcquisitionOfAdditionalInterestInExchangeForContributionOfPipelineAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_SaddlehornPipelineCompanyLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=paa_GainOnImpairmentOfInvestmentsInUnconsolidatedEntitiesNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_WhiteCliffsPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_WinktoWebsterPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_OtherEquityMethodInvestmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_AdvantagePipelineHoldingsLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_STACKPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_RedOakPiplelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |