Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues
Insurance premiums	$ 807	$ 816
Fee income	1,354	1,235
Net investment income	1,238	1,172
Realized gain (loss):
Total other-than-temporary impairment losses on securities	(4)	(56)
Portion of loss recognized in other comprehensive income		20
Net OTTI recognized in net income (loss), pre-tax	(4)	(36)
Realized gain (loss), excluding other-than-temporary impairment losses on securities	(35)	(78)
Total realized gain (loss)	(39)	(114)
Amortization of deferred gain on business sold through reinsurance	18	18
Other revenues	122	116
Total revenues	3,500	3,243
Expenses
Interest credited	647	633
Benefits	1,290	1,331
Commissions and other expenses	1,015	976
Interest and debt expense	64	68
Strategic digitization expense	9
Total expenses	3,025	3,008
Income (loss) before taxes	475	235
Federal income tax expense (benefit)	40	24
Net income (loss)	435	211
Other comprehensive income (loss), net of tax	281	1,086
Comprehensive income (loss)	$ 716	$ 1,297
Net Income (Loss) Per Common Share - Basic
Net income (loss) (in dollars per share)	$ 1.93	$ 0.87
Net Income (Loss) Per Common Share - Diluted
Net income (loss) (in dollars per share)	1.89	0.83
Cash dividends declared per common share	$ 0.29	$ 0.25