v3.26.1
Related parties - Summary of Key Management (Detail) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Summary of Key Management [Abstract]      
Key management personnel compensation including bonuses and other benefits [1] € 9 € 8 € 10
Key management personnel compensation, share-based payment 2 2 1
Key management personnel compensation € 11 € 10 € 11
[1] 2025 remuneration of SLT members included EUR 3 million (2024: nil, 2023: EUR 2 million) of contractual severance payments