XML 195 R159.htm IDEA: XBRL DOCUMENT
v3.22.4

Pensions and Other Post-Employment Benefits - Target Allocation (Details) | Dec. 31, 2022
--- | ---
Canadian Plan | Bottom of range | Equity Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 25.00%
Canadian Plan | Bottom of range | Fixed Income Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 20.00%
Canadian Plan | Bottom of range | Real Estate Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 0.00%
Canadian Plan | Bottom of range | Listed Infrastructure Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 0.00%
Canadian Plan | Bottom of range | Emerging Market Debt Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 0.00%
Canadian Plan | Bottom of range | Cash and Cash Equivalents |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 0.00%
Canadian Plan | Top of range | Equity Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 75.00%
Canadian Plan | Top of range | Fixed Income Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 50.00%
Canadian Plan | Top of range | Real Estate Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 15.00%
Canadian Plan | Top of range | Listed Infrastructure Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 10.00%
Canadian Plan | Top of range | Emerging Market Debt Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 10.00%
Canadian Plan | Top of range | Cash and Cash Equivalents |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 10.00%
US Plan | Bottom of range | Equity Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 21.00%
US Plan | Bottom of range | Fixed Income Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 55.00%
US Plan | Top of range | Equity Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 51.00%
US Plan | Top of range | Fixed Income Funds |
Disclosure of defined benefit plans [line items] |
Target Asset Allocation Percentage | 74.00%

X
- Definition Target Asset Allocation Percentage + References No definition available. + Details
Name: | cve_TargetAssetAllocationPercentage
Namespace Prefix: | cve_
Data Type: | dtr-types:percentItemType
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_DisclosureOfDefinedBenefitPlansLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | cve_PlanNameAxis=cve_CanadianPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_EquityFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_IncomeFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_RealEstateFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_ListedInfrastructureFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_EmergingMarketDebtFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=cve_CashAndCashEquivalentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | cve_PlanNameAxis=cve_USPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |