XML 203 R167.htm IDEA: XBRL DOCUMENT
v3.22.4

Share Capital and Warrants - Schedule of Paid in Surplus Includes Stock Based Compensation Expense (Detail) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of reserves within equity [line items] |  |  |
Beginning Balance | $ 4,284 | $ 4,391 |
Stock-Based Compensation Expense | 373 | 159 | $ 49
Purchase of Common Shares Under NCIBs | (1,571) | (120) |
Common Shares Issued on Exercise of Stock Options | (32) | (1) |
Ending Balance | 2,691 | 4,284 | 4,391
NSRs and NCIB |  |  |
Disclosure of reserves within equity [line items] |  |  |
Stock-Based Compensation Expense | 10 | 14 |
Retained Earnings Prior to Ovintiv Split |  |  |
Disclosure of reserves within equity [line items] |  |  |
Beginning Balance | 4,086 | 4,086 |
Purchase of Common Shares Under NCIBs | 0 | 0 |
Common Shares Issued on Exercise of Stock Options | 0 | 0 |
Ending Balance | 4,086 | 4,086 | 4,086
Retained Earnings Prior to Ovintiv Split | NSRs and NCIB |  |  |
Disclosure of reserves within equity [line items] |  |  |
Stock-Based Compensation Expense | 0 | 0 |
Stock-Based Compensation |  |  |
Disclosure of reserves within equity [line items] |  |  |
Beginning Balance | 318 | 305 |
Purchase of Common Shares Under NCIBs | 0 | 0 |
Common Shares Issued on Exercise of Stock Options | (32) | (1) |
Ending Balance | 296 | 318 | 305
Stock-Based Compensation | NSRs and NCIB |  |  |
Disclosure of reserves within equity [line items] |  |  |
Stock-Based Compensation Expense | 10 | 14 |
Common shares |  |  |
Disclosure of reserves within equity [line items] |  |  |
Beginning Balance | 120 | 0 |
Purchase of Common Shares Under NCIBs | (1,571) | (120) |
Common Shares Issued on Exercise of Stock Options | 0 | 0 |
Ending Balance | 1,691 | 120 | $ 0
Common shares | NSRs and NCIB |  |  |
Disclosure of reserves within equity [line items] |  |  |
Stock-Based Compensation Expense | $ 0 | $ 0 |

X
- Definition Additional Paid-in Capital, Exercise of Options + References No definition available. + Details
Name: | cve_AdditionalPaidInCapitalExerciseOfOptions
Namespace Prefix: | cve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Share Repurchase Program, Reduction to Contributed Surplus + References No definition available. + Details
Name: | cve_ShareRepurchaseProgramReductionToContributedSurplus
Namespace Prefix: | cve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount received or receivable from the issuance of the entity's shares in excess of nominal value and amounts received from other transactions involving the entity's stock or stockholders. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_AdditionalPaidinCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_DisclosureOfReservesWithinEquityLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense from share-based payment transactions with employees. [Refer: Expense from share-based payment transactions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_112_c&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_ExpenseFromSharebasedPaymentTransactionsWithEmployees
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=cve_NetSettlementRightsAndNormalCourseIssuerBidMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=cve_PrearrangementEarningsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=cve_StockBasedCompensationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=ifrs-full_OrdinarySharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |