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Acquisitions - Sunrise Oil Sands Partnership, Summary of Consideration (Details) - Sunrise Oil Sands Partnership - CAD ($) $ in Millions | Aug. 31, 2022 | Jun. 13, 2022
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Disclosure of detailed information about business combination [line items] |  |
Cash transferred | $ 394 |
Acquisition-date fair value of equity interest in acquiree held by acquirer immediately before acquisition date | 40 |
Initial Recognition | 600 | $ 600
Consideration transferred | $ 1,034 |

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