Deferred Acquisition Costs and Deferred Sales Inducement Costs (Details) - Ameriprise Financial [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Balances of and changes in DAC
Balance at the beginning of the period	$ 2,608	$ 2,663	$ 2,399
Capitalization of acquisition costs	361	336	339
Amortization, excluding the impact of valuation assumptions review	(348)	(360)	(285)
Amortization, impact of valuation assumptions review	(6)	(7)	78
Impact of change in net unrealized securities losses (gains)	110	(24)	132
Balance at the end of the period	2,725	2,608	2,663
Balances of and changes in DSIC
Balance at the beginning of the period	362	409	404
Capitalization of sales inducement costs	4	5	5
Amortization, excluding the impact of valuation assumptions review	(52)	(51)	(48)
Amortization, impact of valuation assumptions review	1	(2)	25
Impact of change in net unrealized securities losses	20	1	23
Balance at the end of the period	$ 335	$ 362	$ 409