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Related Party Transactions - Additional Information (Details) - Husky Midstream Limited Partnership - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Disclosure of transactions between related parties [line items]
Proportion of ownership interest in joint venture	35.00%
Revenue from rendering of services, related party transactions	$ 188	$ 243
Purchases of goods, related party transactions	$ 263	$ 284

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- 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.

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- Definition

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

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- Definition

The amount of goods purchased by the entity in related party transactions. [Refer: Related parties [member]]

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- Definition

The amount of revenue arising from the rendering of services in related party transactions. [Refer: Revenue; Related parties [member]]

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