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Share-based Payment - Additional Information (Details)
€ / shares in Units, € in Millions
3 Months Ended
Mar. 31, 2026
EUR (€)
Mar. 31, 2025
EUR (€)
Mar. 31, 2026
kr / shares
Mar. 31, 2026
€ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Share nominal value | kr / shares     kr 1  
Warrants [member] | Bottom of range [member]        
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Exercise price       € 11.98
Warrants [member] | Top of range [member]        
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Exercise price       € 206.61
Performance Stock Unit Program [Member]        
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Vesting conditions In addition to service conditions, vesting is also contingent upon achievement of long-term strategic goals as evaluated by the Board no later than two weeks prior to each vesting date. Exceeding performance targets will not result in vesting of more than 100% of the PSUs granted, nor will it result in additional grants.      
Performance Stock Unit Program [Member] | Top of range [member]        
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Percentage of vesting rights     100.00% 100.00%
Profit Loss [Member]        
Disclosure of terms and conditions of share-based payment arrangement [line items]        
Share based compensation costs | € € 30.4 € 25.6