Investments (AFS contractual maturity) (Details 9) (Ameriprise Financial [Member], USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Amortized Cost
Due within one year	$ 1,495
Due after one year through five years	6,975
Due after five years through 10 years	5,001
Due after 10 years	4,558
Total having single maturity dates	18,029
Amortized cost	28,066	28,839
Fair Value
Due within one year	1,508
Due after one year through five years	7,494
Due after five years through 10 years	5,216
Due after 10 years	5,484
Total having single maturity dates	19,702
Fair value	30,027us-gaap_AvailableForSaleSecurities	30,310us-gaap_AvailableForSaleSecurities
Residential mortgage backed securities [Member]
Amortized Cost
Without single maturity dates	6,099
Amortized cost	6,099	6,114
Fair Value
Without single maturity dates	6,207
Fair value	6,207	6,124
Commercial mortgage backed securities [Member]
Amortized Cost
Without single maturity dates	2,513
Amortized cost	2,513	2,612
Fair Value
Without single maturity dates	2,630
Fair value	2,630	2,741
Asset backed securities [Member]
Amortized Cost
Without single maturity dates	1,417
Amortized cost	1,417	1,459
Fair Value
Without single maturity dates	1,470
Fair value	1,470	1,504
Common stocks [Member]
Amortized Cost
Without single maturity dates	8
Amortized cost	8	7
Fair Value
Without single maturity dates	18
Fair value	$ 18	$ 18

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the next rolling twelve months following the latest balance sheet. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments and fair value hedge accounting adjustments. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the sixth through tenth rolling twelve months following the latest balance sheet. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the second through fifth rolling twelve months following the latest balance sheet. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of investment in available-for-sale debt securities with a single maturity date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of available-for-sale debt securities at cost, net of adjustments, that do not have a single maturity date and which the entity has decided to disclose separately rather than allocating the cost over several maturity groupings. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.

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