XML 109 R83.htm IDEA: XBRL DOCUMENT
v3.23.3

Debt and Capital Structure - Schedule Of Unsecured Notes (Details) - U.S. Dollar Denominated Unsecured Notes $ in Millions | Sep. 30, 2023 CAD ($)
--- | ---
Unsecured Notes |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 1,025
4.40% due April 15, 2029 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 57
4.40% due April 15, 2029 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 4.40%
5.25% due June 15, 2037 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 250
5.25% due June 15, 2037 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 5.25%
6.80% due September 15, 2037 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 196
6.80% due September 15, 2037 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 6.80%
6.75% due November 15, 2039 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 283
6.75% due November 15, 2039 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 6.75%
4.45% due September 15, 2042 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 6
4.45% due September 15, 2042 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 4.45%
5.20% due September 15, 2043 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 2
5.20% due September 15, 2043 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 5.20%
5.40% due June 15, 2047 |
Disclosure of detailed information about borrowings [line items] |
Repayment of principal | $ 231
5.40% due June 15, 2047 | Long-Term Debt |
Disclosure of detailed information about borrowings [line items] |
Long-term debt, interest rate | 5.40%

X
- Definition Borrowing, Repayment Of Principal + References No definition available. + Details
Name: | cve_BorrowingRepaymentOfPrincipal
Namespace Prefix: | cve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The interest rate on borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 7 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_7&doctype=Standard -URIDate 2023-03-23 + Details
Name: | ifrs-full_BorrowingsInterestRate
Namespace Prefix: | ifrs-full_
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_DisclosureOfDetailedInformationAboutBorrowingsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

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

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesFourPointFourZeroPercentMaturing2029Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfFinancialLiabilitiesAxis=ifrs-full_LongtermBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesFivePointTwoFivePercentMaturing2037Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesSixPointEightZeroPercentMaturing2037Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesSixPointSevenFivePercentMaturing2039Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesFourPointFourFivePercentMaturing2042Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesFivePointTwoZeroPercentMaturing2043Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=cve_UnsecuredNotesFivePointFourZeroPercentMaturing2047Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |