Supplemental Cash Flow Disclosures - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Supplemental Cash Flow Information [Abstract]
Income taxes paid, net	$ 387	$ 201
Non-cash Investing Activity:
Partnership commitments not yet remitted	9	75
Ameriprise Financial [Member]
Supplemental Cash Flow Information [Abstract]
Interest paid	130	121
Consolidated investment entities [Member]
Supplemental Cash Flow Information [Abstract]
Interest paid	$ 65	$ 74