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Revenue - Summary of Revenue Disaggregated by Major Product Type and by Business Unit (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
Intra-segment |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | (547) | (543)
Copper |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 5,542 | 3,425
Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 5,542 |
Copper | Intra-segment |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 0 | 0
Zinc |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 3,523 | 3,051
Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 3,523 |
Zinc | Intra-segment |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | (547) | (543)
Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 5,035 | 3,016
Copper | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 5,035 | 3,016
Copper | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 0 | 0
Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 2,926 | 2,700
Zinc | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 183 | 257
Zinc | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 2,743 | 2,443
Silver | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 592 | 458
Silver | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 89 | 44
Silver | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 503 | 414
Lead | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 422 | 388
Lead | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 1 | 2
Lead | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 421 | 386
Molybdenum | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 186 | 85
Molybdenum | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 186 | 85
Molybdenum | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 0 | 0
Other | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 451 | 372
Other | Copper | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | 48 | 21
Other | Zinc | Operating segments |  |
Disclosure of disaggregation of revenue from contracts with customers [line items] |  |
Revenue | $ 403 | $ 351

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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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