Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Revenues
Earned premiums	$ 14,088	$ 14,055	$ 14,424
Fee income	4,750	4,748	4,547
Net investment income:
Securities available-for-sale and other	4,272	4,364	4,017
Equity securities, trading	(1,359)	(774)	3,188
Total net investment income	2,913	3,590	7,205
Net realized capital gains (losses):
Total other-than-temporary impairment ("OTTI") losses	(263)	(852)	(2,191)
OTTI losses recognized in other comprehensive income ("OCI")	89	418	683
Net OTTI losses recognized in earnings	(174)	(434)	(1,508)
Net realized capital gains (losses), excluding net OTTI losses recognized in earnings	29	(177)	(496)
Total net realized capital losses	(145)	(611)	(2,004)
Other revenues	253	267	261
Total revenues	21,859	22,049	24,433
Benefits, losses and expenses
Benefits, losses and loss adjustment expenses	14,625	13,025	13,831
Benefits, losses and loss adjustment expenses - returns credited on international variable annuities	(1,359)	(774)	3,188
Amortization of deferred policy acquisition costs and present value of future profits	3,427	2,527	4,257
Insurance operating costs and other expenses	4,398	4,407	4,370
Interest expense	508	508	476
Goodwill Impairment	30	153	32
Total benefits, losses and expenses	21,629	19,693	26,154
Income (loss) from continuing operations before income taxes	230	2,356	(1,721)
Income tax expense (benefit)	(346)	612	(838)
Income (loss) from continuing operations, net of tax	576	1,744	(883)
Income (loss) from discontinued operations, net of tax	86	(64)	(4)
Net income (loss)	662	1,680	(887)
Preferred stock dividends and accretion of discount	42	515	127
Net income (loss) available to common shareholders	$ 620	$ 1,165	$ (1,014)
Income (loss) from continuing operations, net of tax, available to common shareholders per common share
Basic	$ 1.20	$ 2.85	$ (2.92)
Diluted	$ 1.12	$ 2.62	$ (2.92)
Net income (loss) available to common shareholders per common share
Basic	$ 1.39	$ 2.70	$ (2.93)
Diluted	$ 1.30	$ 2.49	$ (2.93)
Cash dividends declared per common share	$ 0.40	$ 0.20	$ 0.20