Revenues - Schedule of disaggregated revenue (Details) - EUR (€) € in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure of disaggregation of revenue from contracts with customers [abstract]
Product sales	€ 163,253	€ 144,624	€ 114,797
Other revenues from contracts with customers	5,622	8,075	245,709
Other non-IFRS 15 revenue	704	1,014	797
REVENUES	€ 169,579	€ 153,713	€ 361,303

The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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+ Details