Consolidated Statements Of Comprehensive Income (Loss) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Revenues
Insurance premiums	$ 790	$ 739
Fee income	1,222	1,098
Net investment income	1,187	1,208
Realized gain (loss):
Total other-than-temporary impairment losses on securities	(20)	(10)
Portion of loss recognized in other comprehensive income	7	7
Net other-than-temporary impairment losses on securities recognized in earnings	(13)	(3)
Realized gain (loss), excluding other-than-temporary impairment losses on securities	(35)	(15)
Total realized gain (loss)	(48)	(18)
Amortization of deferred gain on business sold through reinsurance	18	19
Other revenues	135	130
Total revenues	3,304	3,176
Expenses
Interest credited	625	633
Benefits	1,236	1,078
Commissions and other expenses	1,013	971
Interest and debt expense	68	67
Total expenses	2,942	2,749
Income (loss) before taxes	362	427
Federal income tax expense (benefit)	62	98
Net income (loss)	300	329
Other comprehensive income (loss), net of tax	557	890
Comprehensive income (loss)	$ 857	$ 1,219
Earnings (Loss) Per Common Share - Basic
Net income (loss) (in dollars per share)	$ 1.17	$ 1.25
Earnings (Loss) Per Common Share - Diluted
Net income (loss) (in dollars per share)	$ 1.15	$ 1.21