CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Assets
Total assets	$ 147,470	$ 139,821
Liabilities:
Policyholder account balances, future policy benefits and claims	29,904	30,202
Separate account liabilities	87,368	80,210
Total liabilities	141,472	133,529
Ameriprise Financial, Inc.:
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 (180,872,271 and 169,246,411 shares, respectively)	(13,648)	(12,027)
Accumulated other comprehensive income, net of tax	229	200
Total equity	5,998	6,292
Total liabilities and equity	147,470	139,821
Ameriprise Financial [Member]
Assets
Cash and cash equivalents	2,484	2,318
Investments	35,925	35,834
Separate account assets	87,368	80,210
Receivables	5,760	5,299
Deferred acquisition costs	2,676	2,648
Restricted and segregated cash and investments	3,147	3,331
Other assets	7,818	7,748
Liabilities:
Policyholder account balances, future policy benefits and claims	29,904	30,202
Separate account liabilities	87,368	80,210
Customer deposits	10,303	10,036
Short-term borrowings	200	200
Long-term debt	2,891	2,917
Accounts payable and accrued liabilities	1,960	1,727
Other liabilities	6,575	5,823
Consolidated investment entities [Member]
Assets
Cash and cash equivalents	136	168
Investments	2,131	2,254
Receivables	25	11
Liabilities:
Long-term debt	2,208	2,319
Other liabilities	$ 63	$ 95