v3.25.4
Information on Subsidiaries- Subsidiaries with significant non-controlling interests (Detail) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Summarized financial information:      
Total assets € 1,440,000 € 1,391,000 € 1,317,000
DWS Group GmbH and Co. KGaA      
Subsidiaries with significant non-controlling interests, DWS Group GmbH & Co. KGaA [Line Items]      
Proportion of ownership interests held by non-controlling interests 20.51% 20.51%  
Principal place of business Global Global  
Noncontrolling interests € 191 € 133  
Accumulated non-controlling interests of the subsidiary 1,544 1,546  
Dividends paid to noncontrolling interests 90 250  
Summarized financial information:      
Total assets 11,775 11,871  
Total liabilities 4,295 4,379  
Total net revenues 3,155 2,765  
Net income (loss) 928 652  
Total comprehensive income (loss), net of tax € 429 € 904