Deferred Acquisition Costs and Deferred Sales Inducement Costs (Details) (USD $) In Millions, unless otherwise specified			6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2013 Ameriprise Financial	Jun. 30, 2012 Ameriprise Financial
Balances of and changes in DAC
Balance, at the beginning of the period	$ 2,506	$ 2,399	$ 2,399	$ 2,440
Capitalization of acquisition costs			167	156
Amortization			(167)	(130)
Impact of change in net unrealized securities losses (gains)			107	(35)
Balance, at the end of the period	2,506	2,399	2,506	2,431
Balances of and changes in DSIC, included in other assets
Balance, at the beginning of the period			404	464
Capitalization of sales inducement costs			3	4
Amortization			(30)	(22)
Impact of change in net unrealized securities losses (gains)			15	(6)
Balance, at the end of the period			$ 392	$ 440