v3.25.4
Intangible assets - Schedule off goodwill allocation to group of CGUs (Details) - Cash generating unit - EUR (€)
€ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of detailed information about intangible assets [line items]    
Goodwill € 477 € 476
Retail Netherlands    
Disclosure of detailed information about intangible assets [line items]    
Discount rate 7.20% 7.81%
Terminal growth rate 2.00% 2.00%
Goodwill € 30 € 30
Retail Germany    
Disclosure of detailed information about intangible assets [line items]    
Discount rate 7.20% 7.77%
Terminal growth rate 2.20% 2.00%
Goodwill € 356 € 356
Retail Poland    
Disclosure of detailed information about intangible assets [line items]    
Discount rate 8.76% 9.30%
Terminal growth rate 2.50% 2.50%
Goodwill € 77 € 76
Retail Romania    
Disclosure of detailed information about intangible assets [line items]    
Discount rate 10.86% 11.45%
Terminal growth rate 2.60% 3.00%
Goodwill € 14 € 15