v3.25.2
Tangible assets (Details) - EUR (€)
€ in Millions
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Property, plant and equipment [abstract]      
Acquisitions, property, plant and equipment € 3,197 € 4,738  
Disposals, property, plant and equipment 2,927 2,979  
(Losses) gains on disposals of property, plant and equipment 1 € 14  
Right-of-use assets € 1,646   € 1,918