XML 106 R80.htm IDEA: XBRL DOCUMENT
v3.23.3

Debt and Capital Structure - Schedule of Short-Term Borrowings (Detail) - CAD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |
Short-Term Borrowings | $ 14 | $ 115
Uncommitted Demand Facility |  |
Disclosure of detailed information about borrowings [line items] |  |
Short-Term Borrowings | 0 | 0
WRB Refining LP |  |
Disclosure of detailed information about borrowings [line items] |  |
Short-Term Borrowings | $ 14 | $ 115

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_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of current borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_ShorttermBorrowings
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=cve_UncommittedDemandFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_JointOperationsAxis=cve_WRBRefiningLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |