SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT (Parent Company Only) - Statement of Operations (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022		Dec. 31, 2021
Revenues
Net investment income									$ 3,206	$ 1,474	[1]	$ 1,683	[1]
Other revenues									513	491	[1]	382	[1]
Total revenues									16,096	14,334	[1]	13,389	[1]
Banking and deposit interest expense									561	76	[1]	12	[1]
Total net revenues	$ 3,992	$ 3,925	$ 3,876	$ 3,742	$ 3,663	$ 3,484	$ 3,486	$ 3,625	15,535	14,258	[1]	13,377	[1]
Benefits and expenses
Distribution expenses									5,078	4,935	[1]	5,028	[1]
Interest and debt expense									324	198	[1]	191	[1]
General and administrative expense									3,871	3,723	[1]	3,435	[1]
Total benefits and expenses									12,301	10,327	[1]	9,192	[1]
Income tax benefit									678	782	[1]	768	[1]
Net income	$ 377	$ 872	$ 890	$ 417	$ 649	$ 1,061	$ 614	$ 825	2,556	3,149	[1],[2]	3,417	[1],[2]
Other comprehensive income (loss), net of tax									780	(1,904)	[3]	(498)	[3]
Total comprehensive income (loss)									3,336	1,245	[3]	2,919	[3]
Ameriprise Financial, Inc.
Revenues
Net investment income									77	16	[4]	27	[4]
Other revenues									5	6	[4]	9	[4]
Total revenues									82	22	[4]	36	[4]
Banking and deposit interest expense									35	8	[4]	2	[4]
Total net revenues									47	14	[4]	34	[4]
Benefits and expenses
Distribution expenses									46	4	[4]	7	[4]
Interest and debt expense									138	104	[4]	102	[4]
General and administrative expense									306	265	[4]	258	[4]
Total benefits and expenses									490	373	[4]	367	[4]
Pretax loss before equity in earnings of subsidiaries									(443)	(359)	[4]	(333)	[4]
Income tax benefit									142	139	[4]	157	[4]
Loss before equity in earnings of subsidiaries									(585)	(498)	[4]	(490)	[4]
Equity in earnings of subsidiaries, net of tax									3,141	3,647	[4]	3,907	[4]
Net income									2,556	3,149	[4]	3,417	[5]
Other comprehensive income (loss), net of tax									780	(1,904)	[4]	(498)	[4]
Total comprehensive income (loss)									$ 3,336	$ 1,245	[4]	$ 2,919	[4]

[1] Certain prior period amounts have been restated. See Note 3 for more information.

[2] Certain prior period amounts have been restated. See Note 3 for more information.

[3] Certain prior period amounts have been restated. See Note 3 for more information.

[4] Certain prior period amounts have been restated. See Note 1 for more information.

[5] Certain prior period amounts have been restated. See Note 1 for more information.