XML 60 R49.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Price Risk Management Activities (Details) lb in Thousands, bu in Thousands, MMBTU in Thousands, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) MMBTU lb MBbls bu | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) MMBTU lb MBbls bu | Jun. 30, 2014 USD ($)
Price Risk Management Activities (Textual) |  |  |  |
Compliance program costs | $ | $ 55 | $ 91 | $ 188 | $ 183
Foreign Currency Contracts [Member] |  |  |  |
Price Risk Management Activities (Textual) |  |  |  |
Monetary notional amount of derivative liabilities | $ | $ 574 |  | $ 574 |
Foreign currency commitments maturity date |  |  | Jul. 31, 2015 |
Fair Value Hedging [Member] |  |  |  |
Volume of Outstanding Contracts |  |  |  |
Nonmonetary notional amount of price risk derivatives | 0 |  | 0 |
Cash Flow Hedging [Member] |  |  |  |
Volume of Outstanding Contracts |  |  |  |
Nonmonetary notional amount of price risk derivatives | 0 |  | 0 |
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 | 12,933 |  | 12,933 |
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 | 12,355 |  | 12,355 |
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 | 400 |  | 400 |
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 | 300 |  | 300 |
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 | 50,688 |  | 50,688 |
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 | bu | 27,520 |  | 27,520 |
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 | lb | 174,000 |  | 174,000 |
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 | 61,555 |  | 61,555 |
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 | bu | 54,560 |  | 54,560 |
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 | lb | 268,980 |  | 268,980 |
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 | 448 |  | 448 |
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 | bu | 85 |  | 85 |
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 | lb | 0 |  | 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 | 400 |  | 400 |
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 | bu | 2,915 |  | 2,915 |
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 | lb | 0 |  | 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 | bu | 28,091 |  | 28,091 |
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 | bu | 3,142 |  | 3,142 |
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 | 3,521 |  | 3,521 |
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 | 3,521 |  | 3,521 |
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 | 180 |  | 180 |
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 | 180 |  | 180 |
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 | 27,485 |  | 27,485 |
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 | MMBTU | 2,150 |  | 2,150 |
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 | 29,540 |  | 29,540 |
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 | MMBTU | 0 |  | 0 |
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 | 500 |  | 500 |
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 | MMBTU | 0 |  | 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 | 0 |  | 0 |
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 | MMBTU | 0 |  | 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 | 3,600 |  | 3,600 |
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 | 3,912 |  | 3,912 |
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 | 0 |  | 0 |
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 | 0 |  | 0 |

X
- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNonmonetaryNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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=26872669&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=56946850&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=56946850&loc=SL5579245-113959 + Details
Name: | us-gaap_DerivativeLiabilityNotionalAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

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_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_FairValueHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

X
- Details
Name: | us-gaap_DerivativeByNatureAxis=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: |

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

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