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Inventories (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Disclosure of inventories |  |
Stockpile ore | $ 34.1 | $ 21.2
Work-in-process | 5.3 | 12.0
Finished goods | 16.8 | 17.5
Supplies | 70.5 | 65.0
Total current inventories | 126.7 | 115.7
Operating expense | 450.4 | 382.7
Inventories recognized |  |
Disclosure of inventories |  |
Operating expense | $ 436.2 | $ 370.9

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- Definition A classification of current inventory representing the amount of ore stockpiles. [Refer: Inventories] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 2 -IssueDate 2023-01-01 -Paragraph 37 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2023-en-r&anchor=para_37&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition A classification of current inventory representing the amount of goods that have completed the production process and are held for sale in the ordinary course of business. [Refer: Inventories] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 2 -IssueDate 2023-01-01 -Paragraph 37 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2023-en-r&anchor=para_37&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of current inventories. [Refer: Inventories] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2023-01-01 -Paragraph 36 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2023-en-r&anchor=para_36_b&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph g -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_g&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 68 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_68&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition A classification of current inventory representing the amount of supplies to be used for the production process. [Refer: Inventories] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 2 -IssueDate 2023-01-01 -Paragraph 37 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2023-en-r&anchor=para_37&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_c&doctype=Standard -URIDate 2023-03-23 + Details
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