XML 192 R156.htm IDEA: XBRL DOCUMENT
v3.22.4

Pensions and Other Post-Employment Benefits - Additional Information (Detail) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 CAD ($)
Pension Benefits |
Disclosure of defined benefit plans [line items] |
Weighted average duration | 14 years
Percentage of employees contribution under pension plan | 4.00%
Employer contribution | $ 10
OPEB |
Disclosure of defined benefit plans [line items] |
Weighted average duration | 14 years
Estimate of contributions expected to be paid to plan for next annual reporting period | $ 10

X
- Definition Defined benefit plan employee minimum contribution percentage. + References No definition available. + Details
Name: | cve_DefinedBenefitPlanEmployeeMinimumContributionPercentage
Namespace Prefix: | cve_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average duration of defined benefit obligations. + References No definition available. + Details
Name: | cve_WeightedAverageDurationOfDefinedBenefitObligations
Namespace Prefix: | cve_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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
- Definition The amount of employer contributions to retirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 26 -IssueDate 2022-03-24 -Paragraph 35 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=26&code=ifrs-tx-2022-en-r&anchor=para_35_b_i&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_EmployerContributions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The estimate of the expected contributions to be made to a defined benefit plan for the next annual reporting period. [Refer: Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 147 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_147_b&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 148 -Subparagraph d -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_148_d_iii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_EstimateOfContributionsExpectedToBePaidToPlan
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=cve_PensionBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=cve_OtherPostEmploymentBenefitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |