v3.26.1
Other Income / (Charges) - Summary of Other Income / (Charges) (Detail) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of other charges [abstract]      
Other income € 137 € 153 € 35
Other charges (6) (8) (92)
At December 31 € 130 € 145 € (57)