Fair Values of Assets and Liabilities - Recurring Basis (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Assets
Separate account assets at NAV	$ 89,669	$ 97,491
Liabilities
Liabilities embedded derivatives, net	2,015	2,862
GMWB and GMAB embedded derivatives
Assets
Receivables: embedded derivatives	204	133
Liabilities
Liabilities embedded derivatives	1,000	1,600
Ameriprise Financial
Assets
Available-for-Sale securities, at fair value	32,330	32,050
Ameriprise Financial | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	9,382	9,932
Ameriprise Financial | Residential mortgage backed securities
Assets
Available-for-Sale securities, at fair value	11,695	10,944
Ameriprise Financial | Commercial mortgage backed securities
Assets
Available-for-Sale securities, at fair value	5,296	4,986
Ameriprise Financial | Asset backed securities
Assets
Available-for-Sale securities, at fair value	3,638	3,654
Ameriprise Financial | State and municipal obligations
Assets
Available-for-Sale securities, at fair value	1,001	1,092
Ameriprise Financial | U.S. government and agencies obligations
Assets
Available-for-Sale securities, at fair value	1,160	1,301
Ameriprise Financial | Foreign government bonds and obligations
Assets
Available-for-Sale securities, at fair value	82	92
Ameriprise Financial | Other securities
Assets
Available-for-Sale securities, at fair value	76	49
Ameriprise Financial | Policyholder account balances, future policy benefits and claims embedded derivatives
Liabilities
Cumulative increase (decrease) in embedded derivatives of adjustment for nonperformance risk	(607)	(598)
Ameriprise Financial | Level 3 | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	487	502
Ameriprise Financial | Level 3 | Asset backed securities
Assets
Available-for-Sale securities, at fair value	2	2
Ameriprise Financial | Level 3 | Fixed deferred indexed annuities ceded embedded derivatives
Assets
Receivables: embedded derivatives	55	59
Ameriprise Financial | Level 3 | Fixed deferred indexed annuities embedded derivatives
Liabilities
Liabilities embedded derivatives	52	56
Ameriprise Financial | Level 3 | IUL embedded derivatives
Liabilities
Liabilities embedded derivatives	848	905
Ameriprise Financial | Level 3 | GMWB and GMAB embedded derivatives
Liabilities
Liabilities embedded derivatives, net	828	1,486
Ameriprise Financial | Level 3 | Structured variable annuity embedded derivatives
Liabilities
Liabilities embedded derivatives	280	406
Ameriprise Financial | Recurring basis
Assets
Cash equivalents	4,349	5,819
Available-for-Sale securities, at fair value	32,330	32,050
Investments at net asset value	11	11
Trading and other securities	227	242
Separate account assets at NAV	89,669	97,491
Investments and cash equivalents segregated for regulatory purposes	599	600
Other assets: derivative contracts	4,670	5,574
Total assets at fair value	131,910	141,846
Liabilities
Other	271	277
Other liabilities	4,373	4,500
Total liabilities at fair value	6,388	7,362
Ameriprise Financial | Recurring basis | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	9,382	9,932
Ameriprise Financial | Recurring basis | Residential mortgage backed securities
Assets
Available-for-Sale securities, at fair value	11,695	10,944
Ameriprise Financial | Recurring basis | Commercial mortgage backed securities
Assets
Available-for-Sale securities, at fair value	5,296	4,986
Ameriprise Financial | Recurring basis | Asset backed securities
Assets
Available-for-Sale securities, at fair value	3,638	3,654
Ameriprise Financial | Recurring basis | State and municipal obligations
Assets
Available-for-Sale securities, at fair value	1,001	1,092
Ameriprise Financial | Recurring basis | U.S. government and agencies obligations
Assets
Available-for-Sale securities, at fair value	1,160	1,301
Ameriprise Financial | Recurring basis | Foreign government bonds and obligations
Assets
Available-for-Sale securities, at fair value	82	92
Ameriprise Financial | Recurring basis | Other securities
Assets
Available-for-Sale securities, at fair value	76	49
Ameriprise Financial | Recurring basis | Fixed deferred indexed annuities ceded embedded derivatives
Assets
Receivables: embedded derivatives	55	59
Ameriprise Financial | Recurring basis | Policyholder account balances, future policy benefits and claims embedded derivatives
Liabilities
Liabilities embedded derivatives, net	2,013	2,858
Ameriprise Financial | Recurring basis | Fixed deferred indexed annuities embedded derivatives
Liabilities
Liabilities embedded derivatives	57	61
Ameriprise Financial | Recurring basis | IUL embedded derivatives
Liabilities
Liabilities embedded derivatives	848	905
Ameriprise Financial | Recurring basis | GMWB and GMAB embedded derivatives
Liabilities
Liabilities embedded derivatives, net	828	1,486
Ameriprise Financial | Recurring basis | Structured variable annuity embedded derivatives
Liabilities
Liabilities embedded derivatives	280	406
Ameriprise Financial | Recurring basis | Customer deposits - SMC embedded derivatives
Liabilities
Liabilities embedded derivatives	2	4
Ameriprise Financial | Recurring basis | Interest rate derivative contracts
Assets
Other assets: derivative contracts	739	1,252
Liabilities
Other liabilities: derivative contracts	315	468
Ameriprise Financial | Recurring basis | Equity derivative contracts
Assets
Other assets: derivative contracts	3,856	4,293
Liabilities
Other liabilities: derivative contracts	3,784	3,754
Ameriprise Financial | Recurring basis | Credit derivative contracts
Assets
Other assets: derivative contracts	45	9
Ameriprise Financial | Recurring basis | Foreign exchange derivative contracts
Assets
Other assets: derivative contracts	30	20
Liabilities
Other liabilities: derivative contracts	3	1
Ameriprise Financial | Recurring basis | Level 1
Assets
Cash equivalents	1,824	2,341
Available-for-Sale securities, at fair value	1,160	1,301
Trading and other securities	209	217
Investments and cash equivalents segregated for regulatory purposes	599	600
Other assets: derivative contracts	154	160
Total assets at fair value	3,946	4,619
Liabilities
Other	204	212
Other liabilities	470	315
Total liabilities at fair value	470	315
Ameriprise Financial | Recurring basis | Level 1 | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | Residential mortgage backed securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | Commercial mortgage backed securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | Asset backed securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | State and municipal obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | U.S. government and agencies obligations
Assets
Available-for-Sale securities, at fair value	1,160	1,301
Ameriprise Financial | Recurring basis | Level 1 | Foreign government bonds and obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | Other securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 1 | Fixed deferred indexed annuities ceded embedded derivatives
Assets
Receivables: embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 1 | Policyholder account balances, future policy benefits and claims embedded derivatives
Liabilities
Liabilities embedded derivatives, net	0	0
Ameriprise Financial | Recurring basis | Level 1 | Fixed deferred indexed annuities embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 1 | IUL embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 1 | GMWB and GMAB embedded derivatives
Liabilities
Liabilities embedded derivatives, net	0	0
Ameriprise Financial | Recurring basis | Level 1 | Structured variable annuity embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 1 | Customer deposits - SMC embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 1 | Interest rate derivative contracts
Assets
Other assets: derivative contracts	3	1
Liabilities
Other liabilities: derivative contracts	7	1
Ameriprise Financial | Recurring basis | Level 1 | Equity derivative contracts
Assets
Other assets: derivative contracts	149	158
Liabilities
Other liabilities: derivative contracts	259	101
Ameriprise Financial | Recurring basis | Level 1 | Credit derivative contracts
Assets
Other assets: derivative contracts	0	0
Ameriprise Financial | Recurring basis | Level 1 | Foreign exchange derivative contracts
Assets
Other assets: derivative contracts	2	1
Liabilities
Other liabilities: derivative contracts	0	1
Ameriprise Financial | Recurring basis | Level 2
Assets
Cash equivalents	2,525	3,478
Available-for-Sale securities, at fair value	30,554	30,205
Trading and other securities	18	25
Investments and cash equivalents segregated for regulatory purposes	0	0
Other assets: derivative contracts	4,516	5,414
Total assets at fair value	37,613	39,122
Liabilities
Other	5	4
Other liabilities	3,841	4,124
Total liabilities at fair value	3,848	4,133
Ameriprise Financial | Recurring basis | Level 2 | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	8,885	9,430
Ameriprise Financial | Recurring basis | Level 2 | Residential mortgage backed securities
Assets
Available-for-Sale securities, at fair value	11,695	10,944
Ameriprise Financial | Recurring basis | Level 2 | Commercial mortgage backed securities
Assets
Available-for-Sale securities, at fair value	5,184	4,951
Ameriprise Financial | Recurring basis | Level 2 | Asset backed securities
Assets
Available-for-Sale securities, at fair value	3,631	3,647
Ameriprise Financial | Recurring basis | Level 2 | State and municipal obligations
Assets
Available-for-Sale securities, at fair value	1,001	1,092
Ameriprise Financial | Recurring basis | Level 2 | U.S. government and agencies obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 2 | Foreign government bonds and obligations
Assets
Available-for-Sale securities, at fair value	82	92
Ameriprise Financial | Recurring basis | Level 2 | Other securities
Assets
Available-for-Sale securities, at fair value	76	49
Ameriprise Financial | Recurring basis | Level 2 | Fixed deferred indexed annuities ceded embedded derivatives
Assets
Receivables: embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 2 | Policyholder account balances, future policy benefits and claims embedded derivatives
Liabilities
Liabilities embedded derivatives, net	5	5
Ameriprise Financial | Recurring basis | Level 2 | Fixed deferred indexed annuities embedded derivatives
Liabilities
Liabilities embedded derivatives	5	5
Ameriprise Financial | Recurring basis | Level 2 | IUL embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 2 | GMWB and GMAB embedded derivatives
Liabilities
Liabilities embedded derivatives, net	0	0
Ameriprise Financial | Recurring basis | Level 2 | Structured variable annuity embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 2 | Customer deposits - SMC embedded derivatives
Liabilities
Liabilities embedded derivatives	2	4
Ameriprise Financial | Recurring basis | Level 2 | Interest rate derivative contracts
Assets
Other assets: derivative contracts	736	1,251
Liabilities
Other liabilities: derivative contracts	308	467
Ameriprise Financial | Recurring basis | Level 2 | Equity derivative contracts
Assets
Other assets: derivative contracts	3,707	4,135
Liabilities
Other liabilities: derivative contracts	3,525	3,653
Ameriprise Financial | Recurring basis | Level 2 | Credit derivative contracts
Assets
Other assets: derivative contracts	45	9
Ameriprise Financial | Recurring basis | Level 2 | Foreign exchange derivative contracts
Assets
Other assets: derivative contracts	28	19
Liabilities
Other liabilities: derivative contracts	3	0
Ameriprise Financial | Recurring basis | Level 3
Assets
Cash equivalents	0	0
Available-for-Sale securities, at fair value	616	544
Trading and other securities	0	0
Investments and cash equivalents segregated for regulatory purposes	0	0
Other assets: derivative contracts	0	0
Total assets at fair value	671	603
Liabilities
Other	62	61
Other liabilities	62	61
Total liabilities at fair value	2,070	2,914
Ameriprise Financial | Recurring basis | Level 3 | Corporate debt securities
Assets
Available-for-Sale securities, at fair value	497	502
Ameriprise Financial | Recurring basis | Level 3 | Residential mortgage backed securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 3 | Commercial mortgage backed securities
Assets
Available-for-Sale securities, at fair value	112	35
Ameriprise Financial | Recurring basis | Level 3 | Asset backed securities
Assets
Available-for-Sale securities, at fair value	7	7
Ameriprise Financial | Recurring basis | Level 3 | State and municipal obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 3 | U.S. government and agencies obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 3 | Foreign government bonds and obligations
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 3 | Other securities
Assets
Available-for-Sale securities, at fair value	0	0
Ameriprise Financial | Recurring basis | Level 3 | Fixed deferred indexed annuities ceded embedded derivatives
Assets
Receivables: embedded derivatives	55	59
Ameriprise Financial | Recurring basis | Level 3 | Policyholder account balances, future policy benefits and claims embedded derivatives
Liabilities
Liabilities embedded derivatives, net	2,008	2,853
Ameriprise Financial | Recurring basis | Level 3 | Fixed deferred indexed annuities embedded derivatives
Liabilities
Liabilities embedded derivatives	52	56
Ameriprise Financial | Recurring basis | Level 3 | IUL embedded derivatives
Liabilities
Liabilities embedded derivatives	848	905
Ameriprise Financial | Recurring basis | Level 3 | GMWB and GMAB embedded derivatives
Liabilities
Liabilities embedded derivatives, net	828	1,486
Ameriprise Financial | Recurring basis | Level 3 | Structured variable annuity embedded derivatives
Liabilities
Liabilities embedded derivatives	280	406
Ameriprise Financial | Recurring basis | Level 3 | Customer deposits - SMC embedded derivatives
Liabilities
Liabilities embedded derivatives	0	0
Ameriprise Financial | Recurring basis | Level 3 | Interest rate derivative contracts
Assets
Other assets: derivative contracts	0	0
Liabilities
Other liabilities: derivative contracts	0	0
Ameriprise Financial | Recurring basis | Level 3 | Equity derivative contracts
Assets
Other assets: derivative contracts	0	0
Liabilities
Other liabilities: derivative contracts	0	0
Ameriprise Financial | Recurring basis | Level 3 | Credit derivative contracts
Assets
Other assets: derivative contracts	0	0
Ameriprise Financial | Recurring basis | Level 3 | Foreign exchange derivative contracts
Assets
Other assets: derivative contracts	0	0
Liabilities
Other liabilities: derivative contracts	$ 0	$ 0