Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net Income	$ 201	$ 188
Change in unrealized gains and losses on investments, net of tax of $46 and $100, respectively	85	190
Amortization of pension actuarial gains and losses and prior service cost, net of tax of $0 and $1, respectively	1	0
Change in life deferred acquisition costs, life policy reserves and other, net of tax of $1 and $(1), respectively	1	(3)
Other comprehensive income	87	187
Comprehensive Income	$ 288	$ 375