v3.25.4
Regulatory Requirements - Registered Investment Company Information (Details) - Subsidiaries - Ameriprise Certificate Company - USD ($)
$ in Billions
Dec. 31, 2025
Dec. 31, 2024
Investment company information    
Required qualified assets under Investment Company Act of 1940 $ 8.2 $ 11.2
Actual amount of qualified assets $ 8.7 $ 11.9