SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT (Parent Company Only) - Balance Sheet - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Accumulated depreciation	$ 1,900	$ 1,900
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, shares authorized (in shares)	1,250,000,000	1,250,000,000
Common shares, shares issued (in shares)	336,780,893	335,864,062
Treasury shares (in shares)	236,607,681	230,585,072
Ameriprise Financial, Inc.
Accumulated depreciation	$ 791	$ 874
Common shares, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, shares authorized (in shares)	1,250,000,000	1,250,000,000
Common shares, shares issued (in shares)	336,780,893	335,864,062
Treasury shares (in shares)	236,607,681	230,585,072