v3.25.2
Shareholders’ equity - Schedule of Changes in Share Capital, Share Premium and Number of Ordinary Shares and Special Voting Shares (Details)
€ in Thousands
 6 Months Ended
Jun. 30, 2025
EUR (€)
shares
Senior Management And Other Employee 2022-2024 PSU  
Disclosure of reserves within equity [line items]  
Number of shares issued, end of period (in shares) 1,140,546
CEO 2022-2024 PSUs  
Disclosure of reserves within equity [line items]  
Number of shares issued, end of period (in shares) 368,943
Non Executive Directors  
Disclosure of reserves within equity [line items]  
Number of shares issued, end of period (in shares) 76,400
Share Capital  
Disclosure of reserves within equity [line items]  
At beginning of period | € € 9,154
At end of period | € 9,154
Share premium  
Disclosure of reserves within equity [line items]  
At beginning of period | € 782,587
At end of period | € € 782,587
Outstanding ordinary shares  
Disclosure of reserves within equity [line items]  
Number of shares issued, beginning of period (in shares) 252,503,479
Ordinary shares assigned (held) under share-based payments (in shares) 1,585,889
Number of shares issued, end of period (in shares) 254,089,368
Ordinary shares held in treasury  
Disclosure of reserves within equity [line items]  
Number of shares issued, beginning of period (in shares) 50,201,247
Ordinary shares assigned (held) under share-based payments (in shares) 1,585,889
Number of shares issued, end of period (in shares) 48,615,358
Total ordinary shares  
Disclosure of reserves within equity [line items]  
Number of shares issued, beginning of period (in shares) 302,704,726
Number of shares issued, end of period (in shares) 302,704,726
Special voting shares  
Disclosure of reserves within equity [line items]  
Number of shares issued, beginning of period (in shares) 154,981,350
Number of shares issued, end of period (in shares) 154,981,350