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Regulatory Requirements - Fund Transfer Restrictions and General Insurance Company Information (Details) - Subsidiaries - USD ($) $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 17, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Entities subject to regulatory requirements |  |  |
Regulatory Requirements |  |  |
Aggregate amount of unrestricted net assets |  | $ 1,300 |
RiverSource Life Insurance Company |  |  |
Regulatory Requirements |  |  |
Statutory unassigned (deficit)/surplus |  | $ (679) | $ 175
Percentage of previous year-end statutory capital and surplus |  | 10.00% |
Statutory capital and surplus |  | $ 3,100 | $ 3,400
RiverSource Life Insurance Company | Subsequent event |  |  |
Regulatory Requirements |  |  |
Cash dividend declared | $ 200 |  |

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