Consolidated Statements Of Comprehensive Income (Loss) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues
Insurance premiums	$ 739	$ 654
Fee income	1,098	958
Net investment income	1,208	1,150
Realized gain (loss):
Total other-than-temporary impairment losses on securities	(10)	(20)
Net portion of OTTI recognized in OCI, pre-tax	7	6
Net other-than-temporary impairment losses on securities recognized in earnings	(3)	(14)
Realized gain (loss), excluding other-than-temporary impairment losses on securities	(15)	(45)
Total realized gain (loss)	(18)	(59)
Amortization of deferred gain on business sold through reinsurance	19	19
Other revenues	130	117
Total revenues	3,176	2,839
Expenses
Interest credited	633	617
Benefits	1,078	958
Commissions and other expenses	971	895
Interest and debt expense	67	64
Total expenses	2,749	2,534
Income (loss) from continuing operations before taxes	427	305
Federal income tax expense (benefit)	98	66
Net income (loss)	329	239
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Total other comprehensive income, net of tax	890	(227)
Comprehensive income (loss)	$ 1,219	$ 12
Earnings (Loss) Per Common Share - Basic
Net income (loss) (in dollars per share)	$ 1.25	$ 0.89
Earnings (Loss) Per Common Share - Diluted
Net income (loss) (in dollars per share)	$ 1.21	$ 0.86