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Acquisitions - BP - Refining LLC (Details) - BP-Husky Refining LLC - USD ($) $ in Millions		12 Months Ended
	Aug. 08, 2022	Dec. 31, 2022
Disclosure of detailed information about business combination [line items]
Agreement to purchase remaining ownership	50.00%	50.00%
Purchase of oil and gas assets	$ 300

X

- Definition

Agreement to Purchase Remaining Ownership

+ References

No definition available.

+ Details

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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.

+ Details

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X

- Definition

The cash outflow for the purchase of oil and gas assets. [Refer: Oil and gas assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2022-03-24
-Paragraph 16
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_16&doctype=Standard
-URIDate 2022-03-24

+ Details

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Period Type:	duration

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- Details

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