CONSOLIDATED STATEMENTS OF SHAREHOLDER'S EQUITY (USD $) In Millions, unless otherwise specified	Total	Common Shares	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income	Comprehensive Income
Balances at Dec. 31, 2011	$ 4,610	$ 3	$ 2,461	$ 1,215	$ 931
Comprehensive income:
Net income	171			171		171
Other comprehensive income (loss), net of tax	38				38	38
Total comprehensive income	209					209
Cash dividend to Ameriprise Financial, Inc.	(225)			(225)
Balances at Mar. 31, 2012	4,594	3	2,461	1,161	969
Balances at Dec. 31, 2012	4,699	3	2,462	1,000	1,234
Comprehensive income:
Net income	240			240		240
Other comprehensive income (loss), net of tax	(76)				(76)	(76)
Total comprehensive income	164					164
Cash dividend to Ameriprise Financial, Inc.	(325)			(325)
Balances at Mar. 31, 2013	$ 4,538	$ 3	$ 2,462	$ 915	$ 1,158