v3.26.3
Financial liabilities - Royalty certificates (Details)
€ in Thousands, $ in Millions
3 Months Ended 6 Months Ended
Dec. 31, 2025
EUR (€)
Jun. 30, 2026
EUR (€)
Jun. 30, 2026
EUR (€)
May 07, 2026
EUR (€)
May 04, 2026
USD ($)
May 04, 2026
EUR (€)
Disclosure of detailed information about borrowings [line items]            
Financial liabilities, at fair value € 141,409 € 40,222 € 40,222      
Purchase price of royalty certificates       € 76,467 $ 90 € 76,500
Royalty expense   43,205        
Financial liabilities—non-current portion 30,790 137 137      
Royalty certificates, equity consideration transferred       38,455    
Royalty certificates, cash consideration transferred       38,233    
Royalty certificates            
Disclosure of detailed information about borrowings [line items]            
Deferred tax liabilities 5,848          
Royalty certificates            
Disclosure of detailed information about borrowings [line items]            
Financial liabilities, at fair value € 102,001          
Discount rate 7.50%          
Financial liabilities—non-current portion € 30,237 € 0 0 € 33,483    
Transaction costs     € 1,002      
Royalty certificates | At fair value | POS            
Disclosure of detailed information about borrowings [line items]            
Percentage of reasonably possible increase in unobservable input, liabilities 0.05%          
Increase (decrease) in financial liabilities at fair value due to reasonably possible increase in unobservable input € 5,810          
Percentage of reasonably possible decrease in unobservable input, liabilities (0.05%)          
Increase (decrease) in financial liabilities at fair value due to reasonably possible decrease in unobservable input € (5,810)          
Royalty certificates | At fair value | Peak penetration            
Disclosure of detailed information about borrowings [line items]            
Percentage of reasonably possible increase in unobservable input, liabilities 5.00%          
Increase (decrease) in financial liabilities at fair value due to reasonably possible increase in unobservable input € 2,830          
Percentage of reasonably possible decrease in unobservable input, liabilities (5.00%)          
Increase (decrease) in financial liabilities at fair value due to reasonably possible decrease in unobservable input € (5,590)          
Royalty certificates | At fair value | Weighted average cost of capital, measurement input            
Disclosure of detailed information about borrowings [line items]            
Percentage of reasonably possible increase in unobservable input, liabilities 1.00%          
Increase (decrease) in financial liabilities at fair value due to reasonably possible increase in unobservable input € (4,940)          
Percentage of reasonably possible decrease in unobservable input, liabilities (1.00%)          
Increase (decrease) in financial liabilities at fair value due to reasonably possible decrease in unobservable input € 5,251