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Investments - Available-for Sale Securities in Continuous Unrealized Loss Position (Details) - Ameriprise Financial $ in Millions | Jun. 30, 2025 USD ($) security | Dec. 31, 2024 USD ($) security
--- | --- | ---
Number of securities |  |
Less than 12 months | security | 362 | 546
12 months or more | security | 1,156 | 1,268
Total | security | 1,518 | 1,814
Fair Value |  |
Less than 12 months | $ 8,949 | $ 13,000
12 months or more | 15,534 | 16,991
Total | 24,483 | 29,991
Unrealized Losses |  |
Less than 12 months | (181) | (284)
12 months or more | (1,406) | (1,837)
Total | $ (1,587) | $ (2,121)
Available-for-Sale Securities with gross unrealized losses considered investment grade (as a percent) | 97.00% | 97.00%
Corporate debt securities |  |
Number of securities |  |
Less than 12 months | security | 191 | 282
12 months or more | security | 250 | 291
Total | security | 441 | 573
Fair Value |  |
Less than 12 months | $ 3,558 | $ 5,328
12 months or more | 3,748 | 4,042
Total | 7,306 | 9,370
Unrealized Losses |  |
Less than 12 months | (144) | (178)
12 months or more | (405) | (533)
Total | $ (549) | $ (711)
Residential mortgage backed securities |  |
Number of securities |  |
Less than 12 months | security | 124 | 203
12 months or more | security | 640 | 659
Total | security | 764 | 862
Fair Value |  |
Less than 12 months | $ 3,849 | $ 6,728
12 months or more | 8,540 | 9,122
Total | 12,389 | 15,850
Unrealized Losses |  |
Less than 12 months | (31) | (96)
12 months or more | (819) | (1,037)
Total | $ (850) | $ (1,133)
Commercial mortgage backed securities |  |
Number of securities |  |
Less than 12 months | security | 8 | 24
12 months or more | security | 188 | 233
Total | security | 196 | 257
Fair Value |  |
Less than 12 months | $ 121 | $ 478
12 months or more | 2,801 | 3,298
Total | 2,922 | 3,776
Unrealized Losses |  |
Less than 12 months | (4) | (6)
12 months or more | (140) | (213)
Total | $ (144) | $ (219)
Asset backed securities |  |
Number of securities |  |
Less than 12 months | security | 12 | 15
12 months or more | security | 32 | 37
Total | security | 44 | 52
Fair Value |  |
Less than 12 months | $ 165 | $ 309
12 months or more | 315 | 384
Total | 480 | 693
Unrealized Losses |  |
Less than 12 months | 0 | (2)
12 months or more | (28) | (37)
Total | $ (28) | $ (39)
State and municipal obligations |  |
Number of securities |  |
Less than 12 months | security | 11 | 21
12 months or more | security | 44 | 45
Total | security | 55 | 66
Fair Value |  |
Less than 12 months | $ 63 | $ 57
12 months or more | 124 | 133
Total | 187 | 190
Unrealized Losses |  |
Less than 12 months | (2) | (2)
12 months or more | (14) | (17)
Total | $ (16) | $ (19)
U.S. government and agency obligations |  |
Number of securities |  |
Less than 12 months | security | 16 | 1
12 months or more | security | 0 | 0
Total | security | 16 | 1
Fair Value |  |
Less than 12 months | $ 1,193 | $ 100
12 months or more | 0 | 0
Total | 1,193 | 100
Unrealized Losses |  |
Less than 12 months | 0 | 0
12 months or more | 0 | 0
Total | $ 0 | $ 0
Foreign government bonds and obligations |  |
Number of securities |  |
Less than 12 months | security | 0 | 0
12 months or more | security | 2 | 3
Total | security | 2 | 3
Fair Value |  |
Less than 12 months | $ 0 | $ 0
12 months or more | 6 | 12
Total | 6 | 12
Unrealized Losses |  |
Less than 12 months | 0 | 0
12 months or more | 0 | 0
Total | $ 0 | $ 0

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