XML 194 R157.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Financial Instruments - Summary of Unrealized Risk Management Positions (Detail) - CAD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Net | $ 7 | $ 12 | $ 46
Power Contacts |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Net | 6 |  |
Renewable Power Contracts |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Net | 5 |  |
Level 2 |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Net | 2 | (6) |
Level 2 | Commodity price risk |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Asset | 20 | 31 |
Liability | 13 | 19 |
Net | 7 | 12 |
Level 2 | Commodity price risk | Crude Oil, Natural Gas, Condensate and Refined Products |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Asset | 9 | 11 |
Liability | 10 | 19 |
Net | (1) | (8) |
Level 2 | Commodity price risk | Power Contacts |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Asset | 6 | 2 |
Liability | 0 | 0 |
Net | 6 | 2 |
Level 2 | Commodity price risk | Renewable Power Contracts |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Asset | 5 | 18 |
Liability | 0 | 0 |
Net | 5 | 18 |
Level 2 | Currency risk | Foreign Exchange Rate Contracts |  |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |  |
Asset | 0 | 0 |
Liability | 3 | 0 |
Net | $ (3) | $ 0 |

X
- Definition Disclosure of recurring fair value measurement of assets and liabilities. + References No definition available. + Details
Name: | cve_DisclosureOfRecurringFairValueMeasurementOfAssetsAndLiabilitiesLineItems
Namespace Prefix: | cve_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of derivative financial instruments net. + References No definition available. + Details
Name: | cve_FairValueOfDerivativeFinancialInstrumentsNet
Namespace Prefix: | cve_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The fair value of financial assets. [Refer: At fair value [member]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_25&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_FinancialAssetsAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_25&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_FinancialLiabilitiesAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=cve_PowerSwapContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=cve_RenewablePowerContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_LevelsOfFairValueHierarchyAxis=ifrs-full_Level2OfFairValueHierarchyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CommodityPriceRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=cve_CrudeOilNaturalGasCondensationAndRefinedProductsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CurrencyRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=cve_ExchangeRateContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |