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Revenue - Summary of Revenue Disaggregated by Geographical Region (Details) - CAD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | $ 9,065 | $ 6,476
China |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 2,669 | 1,873
Japan |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 1,095 | 766
South Korea |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 870 | 407
India |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 452 | 216
Other |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 250 | 119
United States |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 1,285 | 1,312
Canada |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 642 | 614
Chile |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 615 | 266
Other |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 8 | 9
Germany |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 410 | 279
Spain |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 326 | 250
Bulgaria |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 170 | 80
Finland |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 118 | 82
Belgium |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 92 | 140
Other |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | $ 63 | $ 63

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- Definition The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2024-01-01 -Paragraph 114 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_114&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2024-01-01 -Paragraph 113 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_113_a&doctype=Standard -URIDate 2024-03-27 + Details
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