Condensed Consolidated Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
NET INCOME	$ 154	$ 86
Unrealized gains on investments available for sale, net of tax of $124 and $80, respectively	232	148
Amortization of pension actuarial loss and prior service cost, net of tax of $1 and $1, respectively	1	1
Change in life deferred acquisition costs, life policy reserves and other, net of tax of $0 and ($2), respectively	0	(3)
Other comprehensive income, net of tax	233	146
COMPREHENSIVE INCOME	$ 387	$ 232