Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Millions, except Share data	Sep. 30, 2011	Dec. 31, 2010
Investments:
Fixed maturities, available-for-sale, at amortized cost	$ 44,730	$ 45,323
Fixed maturities, available-for-sale, variable interest entity assets	154	406
Fixed maturities, at fair value using the fair value option, variable interest entity assets	338	323
Equity securities, trading, at cost	1,923	2,061
Equity securities, available-for-sale, at cost	454	320
Mortgage loans loss, net of allowances	24	62
Limited partnerships and other alternative investments, variable interest entity assets	7	14
Liabilities
Other liabilities, variable interest entity liabilities	$ 469	$ 422
Stockholder's Equity
Common stock, shares authorized	1,000	1,000
Common stock, shares issued	1,000	1,000
Common stock, shares outstanding	1,000	1,000