CONSOLIDATED STATEMENTS OF INCOME (LOSS) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenues:
Insurance premiums	$ 589	$ 568
Insurance fees	907	818
Net investment income	1,166	1,191
Realized gain (loss):
Total other-than-temporary impairment losses on securities	(97)	(44)
Portion of loss recognized in other comprehensive income	50	3
Net other-than-temporary impairment losses on securities recognized in earnings	(47)	(41)
Realized gain (loss), excluding other-than-temporary impairment losses on securities	(38)	43
Total realized gain (loss)	(85)	2
Amortization of deferred gain on business sold through reinsurance	19	19
Other revenues and fees	118	120
Total revenues	2,714	2,718
Benefits and Expenses
Interest credited	625	614
Benefits	858	835
Underwriting, acquisition, insurance and other expenses	856	768
Interest and debt expense	68	72
Total benefits and expenses	2,407	2,289
Income (loss) from continuing operations before taxes	307	429
Federal income tax expense (benefit)	61	115
Income (loss) from continuing operations	246	314
Income (loss) from discontinued operations, net of federal income taxes	(1)	0
Net income (loss)	245	314
Other comprehensive income, net of tax	(57)	22
Comprehensive income	$ 188	$ 336
Earnings (Loss) Per Common Share - Basic
Income (loss) from continuing operations (in dollars per share)	$ 0.85	$ 1.00
Income (loss) from discontinued operations (in dollars per share)	$ 0	$ 0
Net income (loss) (in dollars per share)	$ 0.85	$ 1.00
Earnings (Loss) Per Common Share - Diluted
Income (loss) from continuing operations (in dollars per share)	$ 0.83	$ 0.97
Income (loss) from discontinued operations (in dollars per share)	$ 0	$ 0
Net income (loss) (in dollars per share)	$ 0.83	$ 0.97