XML 144 R108.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Impairment Charges and Reversals - Crude Oil and Forward Crack Spreads (Details) | Dec. 31, 2022 $ / bbl
--- | ---
West Texas Intermediate | 1 Year |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 80.33
West Texas Intermediate | 2 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 78.50
West Texas Intermediate | 3 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 76.95
West Texas Intermediate | 4 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 77.61
West Texas Intermediate | 5 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 79.16
WTI-WTS | 1 Year |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (0.56)
WTI-WTS | 2 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (0.56)
WTI-WTS | 3 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (0.56)
WTI-WTS | 4 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (0.56)
WTI-WTS | 5 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (0.56)
WTI-WCS | 1 Year |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (23.32)
WTI-WCS | 2 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (19.09)
WTI-WCS | 3 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (17.42)
WTI-WCS | 4 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (15.87)
WTI-WCS | 5 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | (15.74)
Chicago 3-2-1 Crack Spreads (WTI) | 1 Year |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 29.37
Chicago 3-2-1 Crack Spreads (WTI) | 2 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 24.10
Chicago 3-2-1 Crack Spreads (WTI) | 3 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 22.12
Chicago 3-2-1 Crack Spreads (WTI) | 4 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 21.70
Chicago 3-2-1 Crack Spreads (WTI) | 5 Years |
Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] |
Long-term Price Assumptions Used to Determine Future Cash Flows | 21.67

X
- Definition Long-term Price Assumptions Used to Determine Future Cash Flows + References No definition available. + Details
Name: | cve_LongTermPriceAssumptionsUsedToDetermineFutureCashFlows
Namespace Prefix: | cve_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=cve_Chicago321CrackSpreadsWTIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |