Investments - Summary of Net Investment Income (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Summary of Net investment income | |||
| Net investment income | $ 3,570 | $ 3,648 | $ 3,206 |
| Ameriprise Financial | |||
| Summary of Net investment income | |||
| Available-for-sale securities | 2,589 | 2,611 | 2,252 |
| Net realized gains (losses) | 3 | (18) | (27) |
| Other Investments and receivables | 799 | 848 | 800 |
| Consolidated investment entities | |||
| Summary of Net investment income | |||
| Net investment income | $ 179 | $ 207 | $ 181 |