XML 126 R89.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Impairment Charges and Reversals - Additional Information (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2024 CAD ($) | Dec. 31, 2023 CAD ($)
Upstream |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 0 | $ 0
Upstream | Discount rate | Sunrise |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 0 |
Upstream | Discount rate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets |  | 0.01
Upstream | Discount rate | Discounted future cash flows | Sunrise |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.01 |
Upstream | Forward Price Estimate | Sunrise |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 0 |
Upstream | Forward Price Estimate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets |  | 0.05
Upstream | Forward Price Estimate | Discounted future cash flows | Sunrise |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.05 |
Upstream | Minimum | Discount rate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.14 | 0.14
Downstream |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments |  | $ 0
Downstream | Discount rate | Toledo CGU |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 0 |
Downstream | Discount rate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.01 |
Downstream | Discount rate | Discounted future cash flows | Lima And Wood River |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 214,000,000 |
Significant unobservable input, assets | 0.01 |
Downstream | Forward Price Estimate | Toledo CGU |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 0 |
Downstream | Forward Price Estimate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.05 |
Downstream | Forward Price Estimate | Discounted future cash flows | Lima And Wood River |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
CGU Impairments | $ 619,000,000 |
Significant unobservable input, assets | 0.05 |
Downstream | Minimum | Discount rate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.15 |
Downstream | Minimum | Forward Price Estimate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.01 |
Downstream | Maximum | Discount rate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.16 |
Downstream | Maximum | Forward Price Estimate | Discounted future cash flows |  |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |  |
Significant unobservable input, assets | 0.06 |

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfInformationForEachMaterialImpairmentLossRecognisedOrReversedForIndividualAssetOrCashgeneratingUnitLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of impairment loss recognised in profit or loss. [Refer: Impairment loss; Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 126 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_126_a&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 129 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_129_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ImpairmentLossRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The value of significant unobservable input used in the measurement of the fair value of assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2024-01-01 -Paragraph 93 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2024-en-r&anchor=para_93_d&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_SignificantUnobservableInputAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=ifrs-full_InterestRateMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=cve_SunriseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis=ifrs-full_DiscountedCashFlowMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=cve_ForwardPriceEstimateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=cve_ToledoCGUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=cve_LimaAndWoodRiverMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |