Debt (Schedule of Debt) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014		Sep. 18, 2014	Dec. 31, 2013
Senior notes 2024 [Member]
Debt and stated interest rates
Debt issuance costs			$ 5
Ameriprise Financial [Member]
Debt and stated interest rates
Long-term debt	3,059			2,720
Short-term borrowings	200			500
Total Outstanding Balance of Debt	3,259			3,220
Ameriprise Financial [Member] | Federal Home Loan Bank Advances [Member]
Debt and stated interest rates
Stated Interest Rate (as a percent)	0.30%			0.30%
Short-term borrowings	150			450
Securities pledged as collateral	456			574
Ameriprise Financial [Member] | Repurchase Agreements [Member]
Debt and stated interest rates
Stated Interest Rate (as a percent)	0.30%			0.30%
Short-term borrowings	50			50
Securities pledged as collateral	52			52
Ameriprise Financial [Member] | Senior notes due 2015 [Member]
Debt and stated interest rates
Long-term debt	360	[1]		366	[1]
Stated Interest Rate (as a percent)	5.70%			5.70%
Ameriprise Financial [Member] | Senior notes due 2019 [Member]
Debt and stated interest rates
Long-term debt	324	[1]		327	[1]
Stated Interest Rate (as a percent)	7.30%			7.30%
Ameriprise Financial [Member] | Senior notes due 2020 [Member]
Debt and stated interest rates
Long-term debt	783	[1]		783	[1]
Stated Interest Rate (as a percent)	5.30%			5.30%
Ameriprise Financial [Member] | Senior notes 2023 [Member]
Debt and stated interest rates
Long-term debt	750			750
Stated Interest Rate (as a percent)	4.00%			4.00%
Ameriprise Financial [Member] | Senior notes 2024 [Member]
Debt and stated interest rates
Long-term debt	548		550	0
Stated Interest Rate (as a percent)	3.70%			0.00%
Ameriprise Financial [Member] | Senior notes due 2039 [Member]
Debt and stated interest rates
Long-term debt				200
Stated Interest Rate (as a percent)				7.80%
Ameriprise Financial [Member] | Junior subordinated notes due 2066 [Member]
Debt and stated interest rates
Long-term debt	$ 294			$ 294
Stated Interest Rate (as a percent)	7.50%			7.50%

[1] Amounts include adjustments for fair value hedges on the Company’s long-term debt. See Note 12 for information on the Company’s fair value hedges.