Fair Values of Assets and Liabilities (Details 2) (Ameriprise Financial, USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Level 1
Assets
Cash equivalents	$ 4	$ 42
Total Available-for-Sale securities	45	66
Total trading securities	199	135
Total other assets	78	33
Assets held for sale	10
Total assets at fair value	336	276
Liabilities:
Total other liabilities	69	19
Total liabilities at fair value	69	19
Level 1 | U.S. government and agencies obligations
Assets
Total Available-for-Sale securities	43	64
Level 1 | Common and Preferred Stocks
Assets
Total Available-for-Sale securities	2	2
Level 1 | Seed money
Assets
Total trading securities	198	133
Level 1 | Investments segregated for regulatory purposes
Assets
Total trading securities	1	2
Level 1 | Equity derivatives
Assets
Total other assets	77	32
Liabilities:
Total other liabilities	68	18
Level 1 | Foreign exchange contract
Assets
Total other assets	1	1
Liabilities:
Total other liabilities	1	1
Level 2
Assets
Cash equivalents	2,275	2,481
Total Available-for-Sale securities	27,365	26,449
Total trading securities	432	408
Separate account assets	70,763	68,330
Total other assets	893	864
Assets held for sale		15
Total assets at fair value	101,728	98,547
Liabilities:
Total future policy benefits and claims	2	3
Customer deposits	10	14
Total other liabilities	1,229	1,104
Total liabilities at fair value	1,241	1,121
Level 2 | Corporate debt securities
Assets
Total Available-for-Sale securities	15,360	15,281
Level 2 | Residential mortgage backed securities
Assets
Total Available-for-Sale securities	3,615	3,011
Level 2 | Commercial mortgage backed securities
Assets
Total Available-for-Sale securities	4,671	4,817
Level 2 | Asset backed securities
Assets
Total Available-for-Sale securities	1,565	1,544
Level 2 | State and municipal obligations
Assets
Total Available-for-Sale securities	1,957	1,582
Level 2 | U.S. government and agencies obligations
Assets
Total Available-for-Sale securities	51	79
Level 2 | Foreign government bonds and obligations
Assets
Total Available-for-Sale securities	124	108
Level 2 | Other debt obligations
Assets
Total Available-for-Sale securities	19	24
Level 2 | Common and Preferred Stocks
Assets
Total Available-for-Sale securities	3	3
Level 2 | Seed money
Assets
Total trading securities	57	71
Level 2 | Investments segregated for regulatory purposes
Assets
Total trading securities	14	14
Level 2 | Fixed income trading
Assets
Total trading securities		323
Level 2 | Other (Trading securities)
Assets
Total trading securities	361
Level 2 | Interest rate derivatives
Assets
Total other assets	546	438
Liabilities:
Total other liabilities	451	379
Level 2 | Equity derivatives
Assets
Total other assets	344	420
Liabilities:
Total other liabilities	773	722
Level 2 | Credit derivative contract
Assets
Total other assets	1	4
Liabilities:
Total other liabilities	1	1
Level 2 | Foreign exchange contract
Assets
Total other assets	2
Liabilities:
Total other liabilities	1
Level 2 | Other assets
Assets
Total other assets		2
Level 2 | Equity indexed annuity embedded derivatives
Liabilities:
Total future policy benefits and claims	2	3
Level 2 | Other liabilities
Liabilities:
Total other liabilities	3	2
Level 3
Assets
Total Available-for-Sale securities	5,938	6,104
Total trading securities	12	19
Total assets at fair value	5,950	6,123
Liabilities:
Total future policy benefits and claims	316	421
Total liabilities at fair value	316	421
Level 3 | Corporate debt securities
Assets
Total Available-for-Sale securities	1,274	1,325
Level 3 | Residential mortgage backed securities
Assets
Total Available-for-Sale securities	4,097	4,247
Level 3 | Commercial mortgage backed securities
Assets
Total Available-for-Sale securities	64	51
Level 3 | Asset backed securities
Assets
Total Available-for-Sale securities	498	476
Level 3 | Common and Preferred Stocks
Assets
Total Available-for-Sale securities	5	5
Level 3 | Seed money
Assets
Total trading securities	12	19
Level 3 | GMWB and GMAB embedded derivatives
Liabilities:
Total future policy benefits and claims	316	421
Total
Assets
Cash equivalents	2,279	2,523
Total Available-for-Sale securities	33,348	32,619
Total trading securities	643	562
Separate account assets	70,763	68,330
Total other assets	971	897
Assets held for sale	10	15
Total assets at fair value	108,014	104,946
Liabilities:
Total future policy benefits and claims	318	424
Customer deposits	10	14
Total other liabilities	1,298	1,123
Total liabilities at fair value	1,626	1,561
Total | Corporate debt securities
Assets
Total Available-for-Sale securities	16,634	16,606
Total | Residential mortgage backed securities
Assets
Total Available-for-Sale securities	7,712	7,258
Total | Commercial mortgage backed securities
Assets
Total Available-for-Sale securities	4,735	4,868
Total | Asset backed securities
Assets
Total Available-for-Sale securities	2,063	2,020
Total | State and municipal obligations
Assets
Total Available-for-Sale securities	1,957	1,582
Total | U.S. government and agencies obligations
Assets
Total Available-for-Sale securities	94	143
Total | Foreign government bonds and obligations
Assets
Total Available-for-Sale securities	124	108
Total | Other debt obligations
Assets
Total Available-for-Sale securities	19	24
Total | Common and Preferred Stocks
Assets
Total Available-for-Sale securities	10	10
Total | Seed money
Assets
Total trading securities	267	223
Total | Investments segregated for regulatory purposes
Assets
Total trading securities	15	16
Total | Fixed income trading
Assets
Total trading securities		323
Total | Other (Trading securities)
Assets
Total trading securities	361
Total | Interest rate derivatives
Assets
Total other assets	546	438
Liabilities:
Total other liabilities	451	379
Total | Equity derivatives
Assets
Total other assets	421	452
Liabilities:
Total other liabilities	841	740
Total | Credit derivative contract
Assets
Total other assets	1	4
Liabilities:
Total other liabilities	1	1
Total | Foreign exchange contract
Assets
Total other assets	3	1
Liabilities:
Total other liabilities	2	1
Total | Other assets
Assets
Total other assets		2
Total | Equity indexed annuity embedded derivatives
Liabilities:
Total future policy benefits and claims	2	3
Total | GMWB and GMAB embedded derivatives
Liabilities:
Total future policy benefits and claims	316	421
Total | Other liabilities
Liabilities:
Total other liabilities	$ 3	$ 2