XML 67 R53.htm IDEA: XBRL DOCUMENT
v3.23.1

Price Risk Management Activities (Details) bu in Thousands, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 USD ($) bu MBbls | Mar. 31, 2022 USD ($)
Price Risk Management Activities (Textual) |  |  |
Compliance program costs | $ | [1] | $ 30,005 | $ 34,949
Renewable And Low-Carbon Fuel Programs [Member] |  |  |
Price Risk Management Activities (Textual) |  |  |
Compliance program costs | $ |  | $ 413 | $ 302
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2022 Maturity [Member] | Long (Purchases) [Member] | Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 3,596 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2022 Maturity [Member] | Short (Sales) [Member] | Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 10,298 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2023 Maturity [Member] | Long (Purchases) [Member] | Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 0 |
Derivatives Designated as Hedges [Member] | Cash Flow Hedges [Member] | Future, 2023 Maturity [Member] | Short (Sales) [Member] | Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 0 |
Derivatives Designated as Economic Hedges [Member] | Future, 2022 Maturity [Member] | Long (Purchases) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 63,657 |
Derivatives Designated as Economic Hedges [Member] | Future, 2022 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 74,645 |
Derivatives Designated as Economic Hedges [Member] | Future, 2022 Maturity [Member] | Short (Sales) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 66,797 |
Derivatives Designated as Economic Hedges [Member] | Future, 2022 Maturity [Member] | Short (Sales) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 117,265 |
Derivatives Designated as Economic Hedges [Member] | Future, 2023 Maturity [Member] | Long (Purchases) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 1 |
Derivatives Designated as Economic Hedges [Member] | Future, 2023 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 20 |
Derivatives Designated as Economic Hedges [Member] | Future, 2023 Maturity [Member] | Short (Sales) [Member] | Crude Oil and Refined Petroleum Products (in thousands of barrels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume |  | 0 |
Derivatives Designated as Economic Hedges [Member] | Future, 2023 Maturity [Member] | Short (Sales) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 410 |
Derivatives Designated as Economic Hedges [Member] | Physical Contracts, 2022 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 36,409 |
Derivatives Designated as Economic Hedges [Member] | Physical Contracts, 2023 Maturity [Member] | Long (Purchases) [Member] | Corn (in thousands of bushels) [Member] |  |  |
Volume of Outstanding Contracts |  |  |
Nonmonetary notional amount of price risk derivatives, volume | bu |  | 388 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, US Dollars [Member] |  |  |
Price Risk Management Activities (Textual) |  |  |
Monetary notional amount of derivative liabilities | $ |  | $ 561 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity on or Before April 25, 2023 [Member] |  |  |
Price Risk Management Activities (Textual) |  |  |
Monetary notional amount of derivative liabilities | $ |  | 526 |
Derivatives Designated as Economic Hedges [Member] | Foreign Exchange Contract, Maturity by April 28, 2023 [Member] |  |  |
Price Risk Management Activities (Textual) |  |  |
Monetary notional amount of derivative liabilities | $ |  | $ 35 |
[1] | Cost of materials and other for our Renewable Diesel segment is net of the blender’s tax credit on qualified fuel mixtures of $246 million and $156 million for the three months ended March 31, 2023 and 2022, respectively.

X
- Definition Cost of material used for good produced and service rendered. + References Reference 1: 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)(2)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 + Details
Name: | us-gaap_CostDirectMaterial
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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=125515794&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 volume used to calculate payments on a derivative instrument. + References No definition available. + Details
Name: | us-gaap_DerivativeNonmonetaryNotionalAmountVolume
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:volumeItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_GeneralDiscussionOfDerivativeInstrumentsAndHedgingActivitiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_NotionalAmountOfDerivativesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=vlo_RenewableAndLowCarbonFuelProgramsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
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_DerivativeInstrumentRiskAxis=vlo_FutureMaturityCurrentYearMember
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: | srt_EnergyAxis=us-gaap_PublicUtilitiesInventoryPetroleumProductsMember
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_FutureMaturityYearTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_EnergyAxis=vlo_CrudeOilAndRefinedPetroleumProductsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_EnergyAxis=vlo_GrainInBushelsMember
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_DerivativeInstrumentRiskAxis=vlo_ForeignExchangeContractUSDollarsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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