XML 116 R91.htm IDEA: XBRL DOCUMENT v3.22.2

Debt and Capital Structure - Additional Information (Detail)			3 Months Ended		6 Months Ended
	Feb. 09, 2022 CAD ($)	Feb. 09, 2022 USD ($)	Jun. 30, 2022 CAD ($)	Jun. 30, 2021 CAD ($)	Jun. 30, 2022 CAD ($) $ / bbl	Jun. 30, 2021 CAD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2021 CAD ($)	Dec. 31, 2021 USD ($)
Disclosure of detailed information about borrowings [line items]
Outstanding letters of credit			$ 514,000,000		$ 514,000,000			$ 565,000,000
Committed demand facilities			0		0			0
Repayments of long-term debt			$ 750,000,000	$ 0	1,260,000,000	$ 0
Net premium (discount) on redemption of long-term debt				$ 0	$ (25,000,000)	0
Maximum debt to capitalization ratio			65.00%		65.00%		65.00%
Target net debt			$ 4,000,000,000		$ 4,000,000,000
Average crude oil price | $ / bbl					45.00
WRB Refining LP
Disclosure of detailed information about borrowings [line items]
Committed demand facilities			0		$ 0			79,000,000
Sunrise Oil Sands Partnership
Disclosure of detailed information about borrowings [line items]
Committed demand facilities			0		0			0
Maximum
Disclosure of detailed information about borrowings [line items]
Credit facilities, maximum borrowing capacity			1,900,000,000		1,900,000,000			1,900,000,000
Amount of undrawn facilities for general purposes			1,400,000,000		1,400,000,000			1,400,000,000
Maximum | WRB Refining LP
Disclosure of detailed information about borrowings [line items]
Committed demand facilities							$ 450,000,000		$ 300,000,000
Maximum | WRB Refining LP | Cenovus Energy Inc
Disclosure of detailed information about borrowings [line items]
Committed demand facilities							225,000,000		150,000,000
Maximum | Sunrise Oil Sands Partnership
Disclosure of detailed information about borrowings [line items]
Committed demand facilities			10,000,000		10,000,000
Maximum | Sunrise Oil Sands Partnership | Cenovus Energy Inc
Disclosure of detailed information about borrowings [line items]
Committed demand facilities			5,000,000		$ 5,000,000
Minimum
Disclosure of detailed information about borrowings [line items]
Target net debt to adjusted EBITDA ratio					1.0
Committed Credit Facilities, Maturing August 18, 2024
Disclosure of detailed information about borrowings [line items]
Credit facilities, maximum borrowing capacity			2,000,000,000		$ 2,000,000,000
Committed Credit Facilities, Maturing August 18, 2025
Disclosure of detailed information about borrowings [line items]
Credit facilities, maximum borrowing capacity			4,000,000,000		4,000,000,000
Unsecured notes, 3.80%, maturing 2023
Disclosure of detailed information about borrowings [line items]
Long-term debt, interest rate	3.80%	3.80%
Unsecured Notes
Disclosure of detailed information about borrowings [line items]
Repayments of long-term debt		$ 402,000,000
Redemption premium	$ 7,000,000
Net premium (discount) on redemption of long-term debt	$ (32,000,000)
Canadian Dollar Denominated Unsecured Notes | 3.55% due March 12, 2025
Disclosure of detailed information about borrowings [line items]
Repayments of long-term debt			750,000,000
Net premium (discount) on redemption of long-term debt			32,000,000
Unsecured notes, 4.00%, maturing 2024
Disclosure of detailed information about borrowings [line items]
Long-term debt, interest rate	4.00%	4.00%
Long-Term Debt
Disclosure of detailed information about borrowings [line items]
Total debt principal			11,021,000,000		11,021,000,000		$ 7,001,000,000	12,113,000,000	$ 7,385,000,000
Repayments of long-term debt					1,260,000,000	$ 350,000,000
Net premium (discount) on redemption of long-term debt					(25,000,000)
Long-Term Debt | Canadian Dollar Denominated Unsecured Notes
Disclosure of detailed information about borrowings [line items]
Total debt principal			$ 2,000,000,000		$ 2,000,000,000			2,750,000,000
Long-Term Debt | Canadian Dollar Denominated Unsecured Notes | 3.55% due March 12, 2025
Disclosure of detailed information about borrowings [line items]
Long-term debt, interest rate			3.55%		3.55%		3.55%
Total debt principal			$ 0		$ 0			$ 750,000,000

X

- Definition

Average crude oil price.

+ References

No definition available.

+ Details

Name:	cve_AverageCrudeOilPrice
Namespace Prefix:	cve_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Borrowing Facilities, Maximum Borrowing Capacity

+ References

No definition available.

+ Details

Name:	cve_BorrowingFacilitiesMaximumBorrowingCapacity
Namespace Prefix:	cve_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Letters of credit issued as security for performance.

+ References

No definition available.

+ Details

Name:	cve_LettersOfCreditIssuedAsSecurityForPerformance
Namespace Prefix:	cve_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The debt to capitalization ratio the company cannot exceed under the committed credit facility agreement.

+ References

No definition available.

+ Details

Name:	cve_MaximumDebtToCapitalizationRatioPercentage
Namespace Prefix:	cve_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Net premium (discount) on redemption of long-term debt.

+ References

No definition available.

+ Details

Name:	cve_NetPremiumDiscountOnRedemptionOfLongTermDebt
Namespace Prefix:	cve_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Redemption Premium

+ References

No definition available.

+ Details

Name:	cve_RedemptionPremium
Namespace Prefix:	cve_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Target net debt

+ References

No definition available.

+ Details

Name:	cve_TargetNetDebt
Namespace Prefix:	cve_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Target net debt to adjusted earnings before interest taxes depreciation depletion and amortization ratio.

+ References

No definition available.

+ Details

Name:	cve_TargetNetDebtToAdjustedEarningsBeforeInterestTaxesDepreciationDepletionAndAmortizationRatio
Namespace Prefix:	cve_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of undrawn borrowing facilities that may be available for general purposes.

+ References

No definition available.

+ Details

Name:	cve_UndrawnBorrowingFacilitiesForGeneralPurposes
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 2021-01-01
-Paragraph 7
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_7&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_BorrowingsInterestRate
Namespace Prefix:	ifrs-full_
Data Type:	num: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

- Definition

The nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_NotionalAmount
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The cash outflow for repayments of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2021-01-01
-Paragraph 17
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_17&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_RepaymentsOfNoncurrentBorrowings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2021-01-01
-Paragraph 50
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_50_a&doctype=Standard
-URIDate 2021-03-24

+ Details

Name:	ifrs-full_UndrawnBorrowingFacilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

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

X

- Details

Name:	ifrs-full_JointOperationsAxis=cve_SunriseOilSandsPartnershipMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=cve_CenovusEnergyIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_CommittedCreditFacilitiesMaturingAugust182024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_CommittedCreditFacilitiesMaturingAugust182025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_UnsecuredNotes380PercentMaturing2023Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_UnsecuredNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_CanadianDollarDenominatedUnsecuredNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_MaturityAxis=cve_ThreePointFiveFivePercentageDueMarch2025Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=cve_UnsecuredNotes400PercentMaturing2024Member
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: