XML 64 R54.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Price Risk Management Activities (Details) lb in Thousands, bu in Thousands, MMBTU in Thousands, $ in Millions | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jul. 31, 2016 | Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($) | Jun. 30, 2016 USD ($) MMBTU lb MBbls bu | Jun. 30, 2015 USD ($)
Price Risk Management Activities (Textual) |  |  |  |  |
Compliance program costs | $ |  | $ 173 | $ 56 | $ 334 | $ 189
Foreign Currency Contracts [Member] |  |  |  |  |
Price Risk Management Activities (Textual) |  |  |  |  |
Monetary notional amount of derivative liabilities | $ |  | $ 356 |  | $ 356 |
Foreign Currency Contracts [Member] | Subsequent Event [Member] |  |  |  |  |
Price Risk Management Activities (Textual) |  |  |  |  |
Foreign currency commitments maturity date | Jul. 31, 2016 |  |  |  |
Economic Hedging [Member] | Swap, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 20,083 |
Economic Hedging [Member] | Swap, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 17,503 |
Economic Hedging [Member] | Swap, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 0 |
Economic Hedging [Member] | Swap, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 0 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 85,999 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Long (Purchases) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 29,010 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Long (Purchases) [Member] | Soybean Oil (in pounds) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, pounds | lb |  |  |  | 235,380 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 89,243 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Short (Sales) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 62,475 |
Economic Hedging [Member] | Future, Maturity Current Year [Member] | Short (Sales) [Member] | Soybean Oil (in pounds) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, pounds | lb |  |  |  | 286,140 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 12 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Long (Purchases) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 40 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Long (Purchases) [Member] | Soybean Oil (in pounds) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, pounds | lb |  |  |  | 0 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 0 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Short (Sales) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 4,675 |
Economic Hedging [Member] | Future, Maturity Year Two [Member] | Short (Sales) [Member] | Soybean Oil (in pounds) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, pounds | lb |  |  |  | 0 |
Economic Hedging [Member] | Options Held, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 2,200 |
Economic Hedging [Member] | Options Held, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 2,200 |
Economic Hedging [Member] | Options Held, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 0 |
Economic Hedging [Member] | Options Held, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 0 |
Economic Hedging [Member] | Forward Contracts, Maturity Current Year [Member] | Long (Purchases) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 30,270 |
Economic Hedging [Member] | Forward Contracts, Maturity Year Two [Member] | Long (Purchases) [Member] | Grain (in bushels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  |  |  | 4,640 |
Trading Derivatives [Member] | Swap, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 2,570 |
Trading Derivatives [Member] | Swap, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 2,570 |
Trading Derivatives [Member] | Swap, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 300 |
Trading Derivatives [Member] | Swap, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 300 |
Trading Derivatives [Member] | Future, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 37,265 |
Trading Derivatives [Member] | Future, Maturity Current Year [Member] | Long (Purchases) [Member] | Natural Gas (in millions of Btus) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, millions of Btus | MMBTU |  |  |  | 600 |
Trading Derivatives [Member] | Future, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 37,321 |
Trading Derivatives [Member] | Future, Maturity Current Year [Member] | Short (Sales) [Member] | Natural Gas (in millions of Btus) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, millions of Btus | MMBTU |  |  |  | 250 |
Trading Derivatives [Member] | Future, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 9,970 |
Trading Derivatives [Member] | Future, Maturity Year Two [Member] | Long (Purchases) [Member] | Natural Gas (in millions of Btus) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, millions of Btus | MMBTU |  |  |  | 0 |
Trading Derivatives [Member] | Future, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 9,970 |
Trading Derivatives [Member] | Future, Maturity Year Two [Member] | Short (Sales) [Member] | Natural Gas (in millions of Btus) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, millions of Btus | MMBTU |  |  |  | 0 |
Trading Derivatives [Member] | Options Held, Maturity Current Year [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 23,850 |
Trading Derivatives [Member] | Options Held, Maturity Current Year [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 23,550 |
Trading Derivatives [Member] | Options Held, Maturity Year Two [Member] | Long (Purchases) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 108,350 |
Trading Derivatives [Member] | Options Held, Maturity Year Two [Member] | Short (Sales) [Member] | Crude Oil (in thousands of barrels) [Member] |  |  |  |  |
Volume of Outstanding Contracts |  |  |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  |  |  | 108,350 |

X
- Definition Indirect expenses and cost incurred associated with goods produced and sold during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(a)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_CostOfGoodsSoldOverhead
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Nominal or face amount used to calculate payments on the derivative liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Notional Amount -URI http://asc.fasb.org/extlink&oid=6519104 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeLiabilityNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Nominal energy measure used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure
Namespace Prefix: | us-gaap_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal mass used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountMass
Namespace Prefix: | us-gaap_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Nominal volume used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountVolume
Namespace Prefix: | us-gaap_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date the foreign currency exchange rate derivatives mature or expire, in CCYY-MM-DD format. + References No definition available. + Details
Name: | us-gaap_MaturityOfForeignCurrencyDerivatives1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Price Risk Management Activities, Textual [Abstract] + References No definition available. + Details
Name: | vlo_PriceRiskManagementActivitiesTextualAbstract
Namespace Prefix: | vlo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Volume of Outstanding Contracts [Abstract] + References No definition available. + Details
Name: | vlo_VolumeofOutstandingContractsAbstract
Namespace Prefix: | vlo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_ForeignExchangeContractMember
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_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=vlo_EconomicHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_SwapMaturityCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PositionAxis=us-gaap_LongMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EnergyAxis=us-gaap_CrudeOilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PositionAxis=us-gaap_ShortMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_SwapMaturityYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_FutureMaturityCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EnergyAxis=vlo_GrainInBushelsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EnergyAxis=vlo_SoybeanOilMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_FutureMaturityYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_OptionsHeldMaturityCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_OptionsHeldMaturityYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_ForwardContractsMaturityCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=vlo_ForwardContractsMaturityYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CommodityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_EnergyAxis=vlo_NaturalGasInBtusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |