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Loss per share - Narrative (Details) - shares | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Restricted share units |  |  |
Earnings per share [line items] |  |  |
Anti-dilutive excluded from the diluted weighted-average number of ordinary shares (in shares) | 489,088 | 1,214,951 | 859,331
Warrants |  |  |
Earnings per share [line items] |  |  |
Anti-dilutive excluded from the diluted weighted-average number of ordinary shares (in shares) | 1,492,307 | 1,492,307 | 1,492,307
Private Placement Warrants |  |  |
Earnings per share [line items] |  |  |
Anti-dilutive excluded from the diluted weighted-average number of ordinary shares (in shares) | 3,216,617 |  |

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- Definition Number of (units of) instruments that are antidilutive in the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2025-01-01 -Paragraph 70 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_70_c&doctype=Standard -URIDate 2025-03-27 + Details
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