v3.26.1
Investments - Available-for Sale Securities in Continuous Unrealized Loss Position (Details) - Ameriprise Financial
$ in Millions
Jun. 30, 2026
USD ($)
security
Dec. 31, 2025
USD ($)
security
Number of securities    
Less than 12 months | security 659 203
12 months or more | security 1,091 1,184
Total | security 1,750 1,387
Fair Value    
Less than 12 months $ 17,144 $ 3,825
12 months or more 13,965 15,924
Total 31,109 19,749
Unrealized Losses    
Less than 12 months (204) (53)
12 months or more (1,284) (1,216)
Total $ (1,488) $ (1,269)
Available-for-sale securities with gross unrealized losses considered investment grade (as a percent) 97.00% 96.00%
Corporate debt securities    
Number of securities    
Less than 12 months | security 269 108
12 months or more | security 299 314
Total | security 568 422
Fair Value    
Less than 12 months $ 4,627 $ 1,560
12 months or more 5,061 5,175
Total 9,688 6,735
Unrealized Losses    
Less than 12 months (87) (48)
12 months or more (468) (416)
Total $ (555) $ (464)
Residential mortgage backed securities    
Number of securities    
Less than 12 months | security 284 64
12 months or more | security 579 636
Total | security 863 700
Fair Value    
Less than 12 months $ 9,364 $ 1,892
12 months or more 6,588 8,033
Total 15,952 9,925
Unrealized Losses    
Less than 12 months (105) (3)
12 months or more (680) (663)
Total $ (785) $ (666)
Commercial mortgage backed securities    
Number of securities    
Less than 12 months | security 31 10
12 months or more | security 149 165
Total | security 180 175
Fair Value    
Less than 12 months $ 876 $ 167
12 months or more 1,970 2,334
Total 2,846 2,501
Unrealized Losses    
Less than 12 months (8) 0
12 months or more (100) (103)
Total $ (108) $ (103)
Asset backed securities    
Number of securities    
Less than 12 months | security 36 4
12 months or more | security 25 30
Total | security 61 34
Fair Value    
Less than 12 months $ 850 $ 56
12 months or more 212 255
Total 1,062 311
Unrealized Losses    
Less than 12 months (2) 0
12 months or more (21) (21)
Total $ (23) $ (21)
State and municipal obligations    
Number of securities    
Less than 12 months | security 13 14
12 months or more | security 39 39
Total | security 52 53
Fair Value    
Less than 12 months $ 84 $ 90
12 months or more 134 127
Total 218 217
Unrealized Losses    
Less than 12 months (2) (2)
12 months or more (15) (13)
Total $ (17) $ (15)
U.S. government and agency obligations    
Number of securities    
Less than 12 months | security 26 3
12 months or more | security 0 0
Total | security 26 3
Fair Value    
Less than 12 months $ 1,343 $ 60
12 months or more 0 0
Total 1,343 60
Unrealized Losses    
Less than 12 months 0 0
12 months or more 0 0
Total $ 0 $ 0