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Fair value measurement - Contingent consideration (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021
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Contingent consideration |  |  |  |
Contingent consideration | $ 215,330 |  |  |
Royalty Deed |  |  |  |
Contingent consideration |  |  |  |
Contingent consideration | 43,130 | $ 0 | $ 0 | $ 0
Contingent copper consideration |  |  |  |
Contingent consideration |  |  |  |
Contingent consideration | 97,200 |  |  |
Deferred consideration |  |  |  |
Contingent consideration |  |  |  |
Contingent consideration | $ 75,000 |  |  |

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- Definition The amount of contingent liabilities recognised in a business combination. [Refer: Contingent liabilities [member]; Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B67 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B67_c&doctype=Appendix&subtype=B -URIDate 2023-03-23 + 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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- Details
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- Details
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- Details
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