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.

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfJointOperationsLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The percentage of voting equity interests acquired in a business combination. [Refer: Business combinations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2023-01-01
-Paragraph B64
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B64_c&doctype=Appendix&subtype=B
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_PercentageOfVotingEquityInterestsAcquired
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The principal place of business of a joint operation. [Refer: Joint operations [member]; Principal place of business]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 21
-Subparagraph a
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_a_iii&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_PrincipalPlaceOfBusinessOfJointOperation
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The proportion of ownership interest in a joint operation attributable to the entity. [Refer: Joint operations [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 21
-Subparagraph a
-Clause iv
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_a_iv&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_ProportionOfOwnershipInterestInJointOperation
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Joint Arrangements - Joint Operations (Details)	3 Months Ended	12 Months Ended
Joint Arrangements - Joint Operations (Details)	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Oil Sands \| Operated by Suncor \| Fort Hills Energy Limited Partnership
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Ownership interest (as percent)	68.76%	100.00%	54.11%
Additional interest acquired (as a percent)	14.65%	31.23%
Oil Sands \| Operated by Suncor \| Syncrude
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Ownership interest (as percent)		58.74%	58.74%
Exploration and Production \| Operated by Suncor \| Terra Nova
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Ownership interest (as percent)		48.00%	48.00%
Exploration and Production \| Non-operated \| Buzzard
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business			United Kingdom
Ownership interest (as percent)			29.89%
Exploration and Production \| Non-operated \| Hibernia and the Hibernia South Extension Unit
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Exploration and Production \| Non-operated \| Hibernia
JOINT ARRANGEMENTS
Ownership interest (as percent)		19.48%	19.48%
Exploration and Production \| Non-operated \| Hibernia South Extension Unit
JOINT ARRANGEMENTS
Ownership interest (as percent)		20.00%	20.00%
Exploration and Production \| Non-operated \| Hebron
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Ownership interest (as percent)		21.03%	21.03%
Exploration and Production \| Non-operated \| Harouge Oil Operations
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Libya	Libya
Ownership interest (as percent)		49.00%	49.00%
Exploration and Production \| Non-operated \| North Sea Rosebank Project
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business			United Kingdom
Ownership interest (as percent)			40.00%
Exploration and Production \| Non-operated \| White Rose and the White Rose Extensions
JOINT ARRANGEMENTS
Country of Incorporation and Principal Place of Business		Canada	Canada
Exploration and Production \| Non-operated \| White Rose
JOINT ARRANGEMENTS
Ownership interest (as percent)		38.625%	38.625%
Exploration and Production \| Non-operated \| White Rose Extensions
JOINT ARRANGEMENTS
Ownership interest (as percent)		40.00%	40.00%