Debt (Details 2) (USD $)						0 Months Ended			1 Months Ended					12 Months Ended		1 Months Ended
	Dec. 31, 2013	Dec. 31, 2013 Ameriprise Financial	Dec. 31, 2013 Ameriprise Financial Repurchase agreements	Dec. 31, 2012 Ameriprise Financial Repurchase agreements	Dec. 31, 2013 Ameriprise Financial Federal Home Loan Bank (FHLB) advances	Nov. 13, 2013 Ameriprise Financial Senior notes 2023	Sep. 06, 2013 Ameriprise Financial Senior notes 2023	Nov. 04, 2013 Ameriprise Financial Unsecured Senior Notes	Oct. 31, 2013 Ameriprise Financial Unsecured Senior Notes	Mar. 31, 2010 Ameriprise Financial Senior notes due 2020	Jun. 30, 2009 Ameriprise Financial Senior notes due 2019	Jun. 30, 2009 Ameriprise Financial Senior notes due 2039	May 31, 2006 Ameriprise Financial Junior subordinated notes due 2066	Dec. 31, 2013 Ameriprise Financial Junior subordinated notes due 2066	Dec. 31, 2012 Ameriprise Financial Junior subordinated notes due 2066	Nov. 30, 2005 Ameriprise Financial Senior Notes 2010	Nov. 30, 2005 Ameriprise Financial Senior notes due 2015
Debt and stated interest rates
Unsecured senior notes issued						$ 150,000,000	$ 600,000,000			$ 750,000,000	$ 300,000,000	$ 200,000,000	$ 500,000,000			$ 800,000,000	$ 1,500,000,000
Debt Issuance Costs						1,000,000	5,000,000			6,000,000	3,000,000	6,000,000	6,000,000				7,000,000
Extinguishment of Debt, Amount									350,000,000
Gains (Losses) on Extinguishment of Debt								19,000,000
Debt Instrument, Interest Rate During Period															7.50%
Securities pledged as collateral			52,000,000	518,000,000	574,000,000
Line of Credit Facility, Current Borrowing Capacity		500,000,000
Line of Credit Facility, Maximum Borrowing Capacity		750,000,000
Debt Instrument, Description of Variable Rate Basis														three-month LIBOR
Outstanding letters of credit issued against credit facility		2,000,000
Line of Credit Facility, Amount Outstanding		0
Debt Instrument, Basis Spread on Variable Rate														2.905%
Maturities of Long-term Debt [Abstract]
2014	0
2015	350,000,000
2016	0
2017	0
2018	0
Thereafter	2,294,000,000
Total future maturities	2,644,000,000
Minimum Principal Amount of Junior Subordinated Notes Outstanding After Redemption														$ 50,000,000