v3.25.1

Segment information - Non-current assets by location (Details) - EUR (€) | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Disclosure of geographical areas [line items] |  |  |
Non-current assets | € 796,269,000 | € 495,807,000 |
Property, Plant and Equipment, Intangible Assets and Goodwill |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | 357,770,000 | 323,784,000 | € 370,420,000
Property, Plant and Equipment, Intangible Assets and Goodwill | Belgium |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | 95,686,000 | 56,209,000 | 72,087,000
Property, Plant and Equipment, Intangible Assets and Goodwill | France |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | 5,000 | 1,438,000 | 20,397,000
Property, Plant and Equipment, Intangible Assets and Goodwill | The Netherlands |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | 239,454,000 | 251,230,000 | 255,461,000
Property, Plant and Equipment, Intangible Assets and Goodwill | Switzerland |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | 92,000 | 3,247,000 | 4,962,000
Property, Plant and Equipment, Intangible Assets and Goodwill | Spain |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets |  |  | 3,037,000
Property, Plant and Equipment, Intangible Assets and Goodwill | United States of America |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets | € 22,533,000 | € 11,660,000 | 12,729,000
Property, Plant and Equipment, Intangible Assets and Goodwill | Other Countries |  |  |
Disclosure of geographical areas [line items] |  |  |
Non-current assets |  |  | € 1,747,000

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- Definition The amount of assets that do not meet the definition of current assets. [Refer: Current assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph B12 -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_B12_b_ii&doctype=Appendix&subtype=B -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph B10 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 66 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_66&doctype=Standard -URIDate 2024-03-27 + Details
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