XML 78 R61.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Commitments and Contingencies, Narrative (Details) $ in Millions |  | 3 Months Ended | 4 Months Ended | 11 Months Ended | 12 Months Ended | 17 Months Ended | 21 Months Ended | 27 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 01, 2018 USD ($) | Dec. 31, 2017 USD ($) bbl / d renewal MBbls | Dec. 31, 2017 USD ($) bbl / d renewal MBbls | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) bbl / d renewal MBbls | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) | Jan. 01, 2020 USD ($) | Jan. 31, 2018 bbl / d MBbls
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Total project cost |  | $ 40,010 | $ 40,010 |  | $ 40,010 | $ 37,733 |  |  |  |  |
Contributions |  |  |  |  | 406 | 4 | $ 141 |  |  |  |
Payments to acquire interest in project |  |  |  |  | $ 72 | 0 | $ 0 |  |  |  |
Terminalling Agreement [Member] | MVP Terminalling, LLC (MVP) [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Initial term of agreement |  |  | 12 years |  |  |  |  |  |  |  |
Number of renewal options | renewal |  | 2 | 2 |  | 2 |  |  |  |  |  |
Duration of renewal option |  |  | 5 years |  |  |  |  |  |  |  |
MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Terminal storage capacity (barrels) | MBbls |  | 5,000 | 5,000 |  | 5,000 |  |  |  |  |  |
Contributions |  |  | $ 81 |  |  |  |  |  |  |  |
MVP Terminal [Member] | Magellan Midstream Partners LP (Magellan) [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Long term liability |  | $ 94 | $ 94 |  | $ 94 |  |  |  |  |  |
Central Texas Pipeline [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Undivided interest in project (percent) |  | 40.00% | 40.00% |  | 40.00% |  |  |  |  |  |
Pipeline capacity (barrels per day) | bbl / d |  | 150,000 | 150,000 |  | 150,000 |  |  |  |  |  |
Payments to acquire interest in project |  | $ 7 |  |  |  |  |  |  |  |  |
Sunrise Pipeline System [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Undivided interest in project (percent) |  |  |  |  |  |  |  |  |  |  | 20.00%
Pipeline capacity (barrels per day) | bbl / d |  |  |  |  |  |  |  |  |  |  | 500,000
Payments to acquire interest in project | $ 34 |  |  |  |  |  |  |  |  |  |
Colorado City Storage Tanks [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Terminal storage capacity (barrels) | MBbls |  |  |  |  |  |  |  |  |  |  | 270
Construction in Progress [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Total project cost |  | 1,274 | $ 1,274 |  | $ 1,274 | $ 730 |  |  |  |  |
Construction in Progress [Member] | MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Total project cost |  | 174 | 174 |  | 174 |  |  |  |  |  |
Expected Impact [Member] | MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Contributions |  |  |  |  |  |  |  |  |  | $ 420 |
Expected Impact [Member] | Central Texas Pipeline [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Payments to acquire interest in project |  |  |  |  |  |  |  |  | $ 170 |  |
Expected Impact [Member] | Sunrise Pipeline System [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Payments to acquire interest in project |  |  |  | $ 101 |  |  |  | $ 135 |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Range of possible loss contingency |  | 0 | 0 |  | 0 |  |  |  |  |  |
Minimum [Member] | Expected Impact [Member] | Construction in Progress [Member] | MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Total project cost |  |  |  |  |  |  |  |  |  | 840 |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Range of possible loss contingency |  | $ 200 | $ 200 |  | $ 200 |  |  |  |  |  |
Maximum [Member] | Expected Impact [Member] | Construction in Progress [Member] | MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Total project cost |  |  |  |  |  |  |  |  |  | $ 1,400 |
Valero Energy Corporation [Member] | MVP Terminal [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Terminal storage capacity (barrels) | MBbls |  | 4,000 | 4,000 |  | 4,000 |  |  |  |  |  |
MVP Terminalling, LLC (MVP) [Member] | Variable Interest Entity, Not Primary Beneficiary [Member] |  |  |  |  |  |  |  |  |  |  |
Commitments And Contingencies (Textual) |  |  |  |  |  |  |  |  |  |  |
Membership interest (percent) |  |  | 50.00% |  |  |  |  |  |  |  |

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14435-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14557-108349 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireInterestInJointVenture
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow to purchase long lived physical asset for use in the normal oil and gas operations and to purchase mineral interests in oil and gas properties not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireOilAndGasPropertyAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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_PropertyPlantAndEquipmentGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The liability due as of the balance sheet date for leasebacks accounted for using the deposit method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=77913982&loc=d3e50796-112755 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84164451&loc=d3e36991-112694 + Details
Name: | us-gaap_SaleLeasebackTransactionAmountDueUnderFinancingArrangement
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=77990344&loc=SL6759159-111685 + Details
Name: | us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Commitments And Contingencies, Textual [Abstract] + References No definition available. + Details
Name: | vlo_CommitmentsAndContingenciesTextualAbstract
Namespace Prefix: | vlo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of the entity's agreement renewal option that may be requested. + References No definition available. + Details
Name: | vlo_DurationofRenewalOption
Namespace Prefix: | vlo_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of times an entity may request to renew or extend the term of an agreement or contract. + References No definition available. + Details
Name: | vlo_NumberOfRenewalOptions
Namespace Prefix: | vlo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Pipeline Capacity + References No definition available. + Details
Name: | vlo_PipelineCapacity
Namespace Prefix: | vlo_
Data Type: | us-types:flowItemType
Balance Type: | na
Period Type: | instant

X
- Definition Terminal Storage Capacity + References No definition available. + Details
Name: | vlo_TerminalStorageCapacity
Namespace Prefix: | vlo_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | instant

X
- Definition Terminalling Agreement, Initial Term + References No definition available. + Details
Name: | vlo_TerminallingAgreementInitialTerm
Namespace Prefix: | vlo_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Undivided Ownership Interest in Assets Percentage + References No definition available. + Details
Name: | vlo_UndividedOwnershipInterestinAssetsPercentage
Namespace Prefix: | vlo_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_LeaseArrangementTypeAxis=vlo_TerminallingAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CounterpartyNameAxis=vlo_MVPTerminallingLLCMVPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=vlo_MVPTerminalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CounterpartyNameAxis=vlo_MagellanMidstreamPartnersLPMagellanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=vlo_CentralTexasPipelineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=vlo_SunrisePipelineSystemMember
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: | us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=vlo_ColoradoCityStorageTanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_OwnershipAxis=vlo_ValeroEnergyCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=vlo_MVPTerminallingLLCMVPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |