Employee Benefits - DB Equity Plan Awards Granted Released and Remaining (Detail) - DB Equity Plan |
Dec. 31, 2025
yr
€ / shares
|
Dec. 31, 2024
yr
€ / shares
|
|---|---|---|
| Share-Based Plans [Line Items] | ||
| Weighted average fair value per award granted in year (in EUR per share) | € 17.47 | € 10.30 |
| Weighted average share price at release/exercise in year (in EUR per share) | € 21.77 | € 12.92 |
| Weighted average remaining contractual life in years | yr | 1.35 | 1.4 |