Investments (Holdings info) (Details) (Ameriprise Financial [Member], USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Investments	$ 35,582	$ 35,735
Available-for-Sale securities, at fair value [Member]
Investments	30,027	30,310
Mortgage loans, net [Member]
Investments	3,440	3,510
Policy and certificate loans [Member]
Investments	806	774
Other investments [Member]
Investments	$ 1,309	$ 1,141