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Investments - Summary (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Summary of investments
Allowance for credit losses	$ 47	$ 54	$ 57	$ 63
Ameriprise Financial
Summary of investments
Available-for-Sale securities, at fair value	53,165	52,153
Mortgage loans (allowance for credit losses: 2025, $15; 2024, $14)	2,506	2,354
Policy loans	1,019	982
Other investments (allowance for credit losses: 2025, $6; 2024, $6)	934	934
Total	57,624	56,423
Ameriprise Financial | Mortgage loans
Summary of investments
Allowance for credit losses	15	14
Ameriprise Financial | Other investments
Summary of investments
Allowance for credit losses	$ 6	$ 6

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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