Employee Benefits - DWS Awards Granted Released and Remaining (Detail) |
Dec. 31, 2025
yr
€ / shares
|
Dec. 31, 2024
yr
€ / shares
|
|---|---|---|
| DWS Equity Plan | ||
| DWS Share-Based Plans [Line Items] | ||
| Weighted average fair value per award granted in year (in EUR per share) | € 37.92 | € 31.59 |
| Weighted average share price at release/exercise in year (in EUR per share) | € 49.18 | € 35.79 |
| Weighted average remaining contractual life in years | yr | 1.45 | 1.4 |
| DWS SAR Plan | ||
| DWS Share-Based Plans [Line Items] | ||
| Weighted average fair value per award granted in year (in EUR per share) | € 0 | € 13.4 |
| Weighted average share price at release/exercise in year (in EUR per share) | € 48.73 | € 38.78 |
| Weighted average remaining contractual life in years | yr | 1.73 | 0.8 |