Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Millions, except Share data, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Fixed maturities, available-for-sale, at amortized cost	$ 25,971	$ 27,188
Fixed maturities, available-for-sale, variable interest entity assets	8	12
Fixed maturities, at fair value using the fair value option, variable interest entity assets	125	131
Equity securities, trading, at cost	11	10
Equity securities, available-for-sale, at cost	306	362
Mortgage loans loss, net of allowances	12	12
Limited partnerships and other alternative investments, variable interest entity assets	3	4
Short-term investment, variable interest entity assets	12	3
Other liabilities, variable interest entity liabilities	30	35
Common stock, par value	$ 5,690	$ 5,690
Common stock, shares authorized	1,000	1,000
Common stock, shares issued	1,000	1,000
Common stock: shares outstanding	1,000	1,000
Equity Securities [Member]
Short-term investment, variable interest entity assets	$ 0	$ 0