XML 61 R50.htm IDEA: XBRL DOCUMENT
v3.19.2

Investments in Unconsolidated Entities Investments in Unconsolidated Entities (Details) $ in Millions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2021 USD ($) bbl | Mar. 31, 2019 USD ($) | Jun. 30, 2019 USD ($) | Aug. 08, 2019 | Dec. 31, 2018 USD ($)
Investments in Unconsolidated Entities |  |  |  |  |
Investments in unconsolidated entities |  |  | $ 3,377 |  | $ 2,702
Carrying value of undivided joint interest |  |  | $ 15,141 |  | 14,787
Advantage Pipeline Holdings LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 74 |  | 72
BridgeTex Pipeline Company, LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 20.00% |  |
Investments in unconsolidated entities |  |  | $ 434 |  | 435
Cactus II Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 65.00% |  |
Investments in unconsolidated entities |  |  | $ 602 |  | 455
Caddo Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 65 |  | 65
Capline Pipeline Company LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 54.00% |  |
Investments in unconsolidated entities |  |  | $ 466 |  |
Fair value of investment in unconsolidated entity |  | $ 444 |  |  |
Cheyenne Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 43 |  | 44
Diamond Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 478 |  | 479
Eagle Ford Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 386 |  | 383
Eagle Ford Terminals Corpus Christi LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 120 |  | 108
Midway Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 76 |  | 78
Red Oak Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 1 |  |
Saddlehorn Pipeline Company, LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 40.00% |  |
Investments in unconsolidated entities |  |  | $ 223 |  | 215
Settoon Towing, LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 58 |  | 58
STACK Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 50.00% |  |
Investments in unconsolidated entities |  |  | $ 117 |  | 120
White Cliffs Pipeline, LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 36.00% |  |
Investments in unconsolidated entities |  |  | $ 196 |  | $ 190
Wink to Webster Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  | 20.00% |  |
Investments in unconsolidated entities |  |  | $ 38 |  |
Undivided joint interest in Capline pipeline system |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Undivided joint interest ownership percentage |  | 54.00% |  |  |
Carrying value of undivided joint interest |  | $ 177 |  |  |
Gain on investment in unconsolidated entities | Capline Pipeline Company LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Gain from remeasurement to fair value of retained investment |  |  | $ 267 |  |
Subsequent event | Wink to Webster Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Ownership interest in unconsolidated entity |  |  |  | 16.00% |
Forecast | Red Oak Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Future increase in investment from contribution | $ 160 |  |  |  |
Sunrise II Pipeline | Forecast | Red Oak Pipeline LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Pipeline capacity to be contributed (in bbls) | bbl | 300,000 |  |  |  |
Term of contract | 33 years |  |  |  |
Capline pipeline system | Capline Pipeline Company LLC |  |  |  |  |
Investments in Unconsolidated Entities |  |  |  |  |
Percentage of Capline pipeline system owned |  | 100.00% |  |  |

X
- Definition Capacity Agreement, Term Of Contract + References No definition available. + Details
Name: | paa_CapacityAgreementTermOfContract
Namespace Prefix: | paa_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase in investment in equity method investee due to contribution. + References No definition available. + Details
Name: | paa_IncreaseInInvestmentInEquityMethodInvesteeFromContribution
Namespace Prefix: | paa_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Oil And Gas Property And Equipment, Pipeline Capacity Contributed, Volume + References No definition available. + Details
Name: | paa_OilAndGasPropertyAndEquipmentPipelineCapacityContributedVolume
Namespace Prefix: | paa_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | duration

X
- Definition Undivided Joint Interest Ownership Percentage + References No definition available. + Details
Name: | paa_UndividedJointInterestOwnershipPercentage
Namespace Prefix: | paa_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of gain (loss) from remeasurement to fair value of retained investment in former subsidiary and group of assets constituting business or nonprofit activity deconsolidated and derecognized, excluding conveyance of oil and gas mineral rights and transfer of product or service in contract with customer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684 + Details
Name: | us-gaap_DeconsolidationRevaluationOfRetainedInvestmentGainOrLossAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
Name: | us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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 http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.12) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_EquityMethodInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of investments accounted under the equity method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117311354&loc=d3e32014-111567 + Details
Name: | us-gaap_EquityMethodInvestmentsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The level of ownership or equity interest acquired in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 + Details
Name: | us-gaap_NoncashOrPartNoncashAcquisitionInterestAcquired1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(14)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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: | us-gaap_ScheduleOfEquityMethodInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_AdvantagePipelineLLCMember
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_CaddoPipelineLlcMember
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_CheyennePipelineLlcMember
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_MidwayPipelineLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_RedOakPipelineLLCMember
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: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=paa_SettoonTowingLLCMember
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_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_OwnershipAxis=us-gaap_UndividedInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_PipelinesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_PropertyPlantAndEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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