XML 78 R64.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Debt and Finance Lease Obligations, Public Debt (Details) - USD ($) | 1 Months Ended | 2 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Feb. 28, 2022 | Nov. 30, 2021 | Sep. 30, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on early retirement of debt |  |  |  |  |  |  |  |  | $ 11,000,000 | $ 14,000,000 | $ (193,000,000)
Premiums paid |  |  |  |  |  |  |  |  | $ 5,000,000 | $ 56,000,000 | $ 179,000,000
Senior Notes [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount | $ 199,000,000 | $ 1,250,000,000 |  | $ 1,400,000,000 |  |  | $ 442,000,000 | $ 2,143,000,000 |  |  |
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of senior long-term debt |  |  |  |  | $ 1,446,000,000 |  |  |  |  |  |
Gain (loss) on early retirement of debt |  |  |  |  |  |  |  | (193,000,000) |  |  |
Premiums paid |  |  |  |  |  |  |  | 179,000,000 |  |  |
Write-off of unamortized debt discounts and deferred debt costs |  |  |  |  |  |  |  | 10,000,000 |  |  |
Bank fees |  |  |  |  |  |  |  | $ 4,000,000 |  |  |
Senior Notes [Member] | Senior Notes Due 2037, 6.625% [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) | 6.625% |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount | $ 62,000,000 |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | Senior Notes Due 2051, 3.650% [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) | 3.65% |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount | $ 26,000,000 |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | Senior Notes Due 2052, 4.000% [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) | 4.00% |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount | $ 45,000,000 |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | Various Other Valero and VLP Senior Notes [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount | $ 66,000,000 |  |  |  |  |  |  |  |  |  |
Senior Notes [Member] | 2.150% Valero Senior Notes Due 2027 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  | 2.15% |  | 2.15% | 2.15% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 22,000,000 |  |  |  |
Senior Notes [Member] | 4.500% VLP Senior Notes Due March 15, 2028 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  | 4.50% |  | 4.50% | 4.50% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 26,000,000 |  |  |  |
Senior Notes [Member] | 2.800% Valero Senior Notes Due 2031 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  | 2.80% |  | 2.80% |  | 2.80% | 2.80% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 28,000,000 |  |  |  |
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Face amount of long-term debt issuance |  |  |  |  | $ 500,000,000 |  |  |  |  |  |
Senior Notes [Member] | 6.625% Valero Senior Notes Due 2037 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  | 6.625% |  | 6.625% | 6.625% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 58,000,000 |  |  |  |
Senior Notes [Member] | 4.90% Valero Senior Notes Due 2045 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  | 4.90% |  | 4.90% | 4.90% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 24,000,000 |  |  |  |
Senior Notes [Member] | 3.650% Valero Senior Notes Due 2051 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  | 3.65% |  | 3.65% |  | 3.65% | 3.65% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 95,000,000 |  |  |  |
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Face amount of long-term debt issuance |  |  |  |  | $ 950,000,000 |  |  |  |  |  |
Senior Notes [Member] | 4.000% Valero Senior Notes Due 2052 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  | 4.00% |  |  | 4.00% |  | 4.00% | 4.00% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 97,000,000 |  |  |  |
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Face amount of long-term debt issuance |  |  |  | $ 650,000,000 |  |  |  |  |  |  |
Proceeds from issuance of senior long-term debt |  |  |  | $ 639,000,000 |  |  |  |  |  |  |
Senior Notes [Member] | 7.45% Valero Senior Notes Due 2097 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  | 7.45% |  | 7.45% | 7.45% |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 30,000,000 |  |  |  |
Senior Notes [Member] | Various Other Valero Senior Notes [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount |  |  |  |  |  |  | $ 62,000,000 |  |  |  |
Senior Notes [Member] | 3.65% Valero Senior Notes Due 2025 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 3.65% |  | 3.65% |  |  |  | 3.65% | 3.65% |  | 3.65%
Debt purchased and retired or redeemed amount |  | $ 48,000,000 |  | $ 72,000,000 |  |  |  | $ 276,000,000 |  |  |
Senior Notes [Member] | 2.850% Valero Senior Notes Due 2025 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 2.85% |  | 2.85% |  |  |  |  | 2.85% |  |
Debt purchased and retired or redeemed amount |  | $ 291,000,000 |  | $ 507,000,000 |  |  |  |  |  |  |
Senior Notes [Member] | 4.375% VLP Senior Notes Due 2026 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 4.375% |  | 4.375% |  |  |  | 4.375% | 4.375% |  | 4.375%
Debt purchased and retired or redeemed amount |  | $ 62,000,000 |  | $ 168,000,000 |  |  |  | $ 124,000,000 |  |  |
Senior Notes [Member] | 3.400% Valero Senior Notes Due 2026 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 3.40% |  | 3.40% |  |  |  |  | 3.40% |  |
Debt purchased and retired or redeemed amount |  | $ 166,000,000 |  | $ 653,000,000 |  |  |  |  |  |  |
Senior Notes [Member] | 4.350% Valero Senior Notes Due 2028 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 4.35% |  |  |  |  |  |  | 4.35% |  |
Debt purchased and retired or redeemed amount |  | $ 131,000,000 |  |  |  |  |  |  |  |  |
Senior Notes [Member] | 4.000% Valero Senior Notes Due 2029 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  | 4.00% |  |  |  |  |  |  | 4.00% |  |
Debt purchased and retired or redeemed amount |  | $ 552,000,000 |  |  |  |  |  |  |  |  |
Senior Notes [Member] | 2.700% Valero Senior Notes Due 2023 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  |  | 2.70% |  |  | 2.70%
Debt purchased and retired or redeemed amount |  |  |  |  |  |  |  | $ 850,000,000 |  |  |
Senior Notes [Member] | 1.200% Valero Senior Notes Due 2024 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  |  | 1.20% | 1.20% |  | 1.20%
Debt purchased and retired or redeemed amount |  |  |  |  |  |  |  | $ 756,000,000 |  |  |
Senior Notes [Member] | 10.500% Valero Senior Notes Due 2039 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  |  |  |  |  |  | 10.50% | 10.50% |  | 10.50%
Debt purchased and retired or redeemed amount |  |  |  |  |  |  |  | $ 137,000,000 |  |  |
Senior Notes [Member] | Floating Rate Senior Notes Due September 15, 2023 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Debt purchased and retired or redeemed amount |  |  |  |  |  | $ 575,000,000 |  |  |  |  |
Revenue Bonds [Member] | Gulf Opportunity Zone Revenue Bonds Series 2010 Due 2040 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Purchased and Retired or Redeemed |  |  |  |  |  |  |  |  |  |  |
Interest rate of notes (percent) |  |  | 4.00% |  |  |  |  |  |  |  |
Public Debt (Textual) |  |  |  |  |  |  |  |  |  |  |
Repayments of long-term debt |  |  | $ 300,000,000 |  |  |  |  |  |  |  |

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482900/835-30-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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

X
- Definition The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
Name: | us-gaap_EarlyRepaymentOfSeniorDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481303/470-50-40-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481303/470-50-40-4 + Details
Name: | us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (g) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
Name: | us-gaap_PaymentsOfDebtExtinguishmentCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-14 + Details
Name: | us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-03(i)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479886/946-10-S99-3 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
Name: | us-gaap_RepaymentsOfLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_WriteOffOfDeferredDebtIssuanceCost
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt related to other fees paid to lender directly for debt extinguishment or debt prepayment. + References No definition available. + Details
Name: | vlo_PaymentForDebtExtinguishmentOrDebtPrepaymentCostBankFees
Namespace Prefix: | vlo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn20376625Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn20513650Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn20524000Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_VariousOtherValeroAndVLPSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2027Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_VLPSeniorNotesDueMarch2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2031Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueInJune2037Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDuein2045Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2051Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2052Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2097Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_OtherValeroSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2025365Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2025285Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_VLPSeniorNotesDuein2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDuein2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDuein2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2029Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueIn2024Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_SeniorNotesDueInMarch2039Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_FloatingRateSeniorNotesDueIn2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_BondsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=vlo_GulfOpportunityZoneRevenueBondsSeries2010DueIn2040Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |