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Employee benefits - Narrative (Details) $ / shares in Units, CLF in Thousands, $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Apr. 26, 2022 CLF | Apr. 23, 2021 CLF | Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) shares | Dec. 31, 2020 USD ($) $ / shares
Employee benefits [Line Items] |  |  |  |  |
Number of shares effected | shares |  |  | 42,032 | 146,708 |
Personnel compensation | CLF | CLF 600 | CLF 600 |  |  |
Weighted average share price | $ / shares |  |  | $ 54 |  | $ 41.93
Executive compensation plan |  |  |  |  |
Employee benefits [Line Items] |  |  |  |  |
Number of shares effected | shares |  |  | 188,740 |  |
Personnel compensation | $ |  |  | $ 2,251 | $ 5,978 | $ 875
Financial target compensation plan |  |  |  |  |
Employee benefits [Line Items] |  |  |  |  |
Personnel compensation | $ |  |  | $ 8,495 |  |

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- Definition The amount of compensation to key management personnel. [Refer: Key management personnel of entity or parent [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2022-03-24 -Paragraph 17 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2022-en-r&anchor=para_17&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The weighted average share price. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2022-03-24 -Paragraph 45 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45_c&doctype=Standard -URIDate 2022-03-24 + Details
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- References No definition available. + Details
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- Definition The number of shares effected in plan. + References No definition available. + Details
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- Details
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- Details
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