SCHEDULE I - CONDENSED FINANCIAL INFORMATION OF REGISTRANT (Balance Sheet) (Details 1) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Assets
Land, buildings, equipment and software, net of accumulated depreciation of $1,055 and $993, respectively	$ 626	$ 607
Total assets	147,470	139,821
Liabilities:
Total liabilities	141,472	133,529
Shareholders' Equity:
Common shares ($.01 par value; shares authorized, 1,250,000,000; shares issued, 327,506,935 and 324,006,315, respectively)	3	3
Additional paid-in capital	8,085	7,765
Retained earnings	11,329	10,351
Treasury shares, at cost (169,246,411 and 151,789,486 shares, respectively)	(13,648)	(12,027)
Accumulated other comprehensive income, net of tax, including amounts applicable to equity investment in subsidiaries	229	200	$ 253	$ 662
Total liabilities and equity	147,470	139,821
Ameriprise Financial, Inc:
Assets
Cash and cash equivalents	494	754	$ 661	$ 1,257
Investments	341	314
Loans to subsidiaries	227	167
Due from subsidiaries	382	452
Receivables	5	10
Land, buildings, equipment and software, net of accumulated depreciation of $1,055 and $993, respectively	236	221
Restricted and segregated cash	0	24
Investment in subsidiaries	8,060	7,739
Other assets	1,146	1,240
Total assets	10,891	10,921
Liabilities:
Accounts payable and accrued liabilities	627	524
Due to subsidiaries	74	88
Borrowings from subsidiaries	363	364
Long-term debt	2,891	2,917
Other liabilities	938	736
Total liabilities	4,893	4,629
Shareholders' Equity:
Common shares ($.01 par value; shares authorized, 1,250,000,000; shares issued, 327,506,935 and 324,006,315, respectively)	3	3
Additional paid-in capital	8,085	7,765
Retained earnings	11,329	10,351
Treasury shares, at cost (169,246,411 and 151,789,486 shares, respectively)	(13,648)	(12,027)
Accumulated other comprehensive income, net of tax, including amounts applicable to equity investment in subsidiaries	229	200
Total Ameriprise Financial, Inc. shareholders' equity	5,998	6,292
Total liabilities and equity	$ 10,891	$ 10,921