XML 115 R90.htm IDEA: XBRL DOCUMENT
v3.24.3

Financial Instruments - Summary of Unrealized Risk Management Positions (Detail) - CAD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management net asset (liability) | $ (11) | $ 12
Power Swap Contracts |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management net asset (liability) | 4 |
Level 2 of fair value hierarchy |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management asset | 12 | 31
Risk management liability | 23 | 19
Risk management net asset (liability) | (11) | 12
Level 2 of fair value hierarchy | Commodity price risk | Crude Oil, Natural Gas, Condensate and Refined Products |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management asset | 6 | 11
Risk management liability | 8 | 19
Risk management net asset (liability) | (2) | (8)
Level 2 of fair value hierarchy | Commodity price risk | Power Swap Contracts |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management asset | 6 | 2
Risk management liability | 2 | 0
Risk management net asset (liability) | 4 | 2
Level 2 of fair value hierarchy | Commodity price risk | Renewable Power Contracts |  |
Disclosure Of Recurring Fair Value Measurement Of Assets And Liabilities [Line Items] |  |
Risk management asset | 0 | 18
Risk management liability | 13 | 0
Risk management net asset (liability) | $ (13) | $ 18

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_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_ClassesOfFinancialInstrumentsAxis=cve_RenewableEnergyContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |