v3.25.4
Employee Costs - Summary of Employee Cost (Detail)
€ in Thousands
 12 Months Ended
Dec. 31, 2025
EUR (€)
Employee
Dec. 31, 2024
EUR (€)
Employee
Dec. 31, 2023
EUR (€)
Employee
Disclosure of employee compensation costs [line items]      
Wages and salaries € 227,118 € 173,474 € 170,278
Share-based payment 116,171 95,512 66,660
Pensions (defined contribution plans) 6,921 4,485 4,403
Social security costs 21,134 15,003 12,877
Other employee costs 5,221 4,061 4,238
Total employee costs € 376,565 € 292,535 € 258,456
Average number of employees | Employee 1,103 892 851
Research and development expenses [member]      
Disclosure of employee compensation costs [line items]      
Total employee costs € 145,673 € 131,867 € 127,002
Selling, general and administrative expenses [member]      
Disclosure of employee compensation costs [line items]      
Total employee costs 210,418 144,181 115,706
Cost of sales [member]      
Disclosure of employee compensation costs [line items]      
Total employee costs 20,474 16,487 15,748
Board of Directors [member]      
Disclosure of employee compensation costs [line items]      
Wages and salaries 442 482 543
Share-based payment 2,425 2,169 1,276
Total employee costs 2,867 2,651 1,819
Executive Board [member]      
Disclosure of employee compensation costs [line items]      
Wages and salaries 5,466 4,148 4,375
Share-based payment 18,568 18,334 13,243
Pensions (defined contribution plans) 73 57 54
Social security costs 598 118 103
Other employee costs 20 20 20
Total employee costs 24,725 22,677 17,795
Nonexecutivesenior management [Member]      
Disclosure of employee compensation costs [line items]      
Wages and salaries 6,466 3,286 4,673
Share-based payment 14,464 10,266 9,529
Pensions (defined contribution plans) 136 98 122
Social security costs 316 52 45
Other employee costs 40 25 40
Total employee costs € 21,422 € 13,727 € 14,409