v3.26.1
Earnings per share (EPS) (Details)
€ / shares in Units, € in Millions
6 Months Ended
Jun. 16, 2026
shares
tranche
Jun. 30, 2026
EUR (€)
€ / shares
shares
EPS - Basic    
Net profit attributable to shareholders' equity, basic | €   € 342
Average number of shares   612,000,000
EPS | € / shares   € 0.56
EPS - Diluted    
Net profit attributable to shareholders' equity, diluted | €   € 342
Adjusted average number of shares   617,000,000
EPS - diluted | € / shares   € 0.55
Foundation Plan for Growth    
EPS - Diluted    
Share options granted 10,952,635  
Number of tranches | tranche 2  
Tranche One | Foundation Plan for Growth    
EPS - Diluted    
Vesting period (in years) 3 years  
Tranche Two | Foundation Plan for Growth    
EPS - Diluted    
Vesting period (in years) 4 years