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Shareholders’ equity - Disclosure of reconciliation of BSAs, equity line agreement (Details) - BSAs |  | 12 Months Ended |
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Oct. 01, 2022 shares | Dec. 31, 2024 shares | Dec. 31, 2022 shares | Dec. 31, 2021 shares
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |
Number of instruments outstanding, beginning balance (in shares) |  | 147,196 |  |
Number of instruments exercised (in shares) |  | 0 |  |
Number of instruments lapsed (in shares) |  | (1,072) |  |
Number of instruments outstanding, ending balance (in shares) |  | 223,944 |  |
Maximum number of shares to be issued if all conditions are met (in shares) |  | 223,944 |  |
Equity line agreement with Kepler Cheuvreux |  |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |  |
Number of instruments outstanding, beginning balance (in shares) |  |  | 300,000 |
Number of instruments exercised (in shares) |  |  | 0 |
Number of instruments lapsed (in shares) | (300,000) |  | (300,000) |
Number of instruments outstanding, ending balance (in shares) |  |  | 0 |
Maximum number of shares to be issued if all conditions are met (in shares) |  |  | 0 | 300,000

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- Definition Maximum Number Of Other Equity Instruments To Be Issued In Share-Based Payment Arrangement If All Conditions Are Met + References No definition available. + 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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- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The number of other equity instruments (ie other than share options) expired in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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- Details
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- Details
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