Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Revenues
Earned premiums	$ 3,322	$ 3,302
Fee income	459	496
Net investment income (loss):
Net Investment Income (Loss)	809	824
Net realized capital gains (losses):
Total other-than-temporary impairment (OTTI) losses	(12)	(23)
Other than Temporary Impairment Losses, Investments, Reclassification Adjustment of Noncredit Portion Included in Net Income, Availabe-for-sale Securities, before Tax	0	1
Net OTTI losses recognized in earnings	(12)	(22)
Gain (Loss) on Investments, Excluding Other than Temporary Impairments	17	(13)
Total Realized Investment Gains (Losses)	5	(35)
Other revenues	22	25
Total revenues	4,617	4,612
Benefits, losses and expenses
Benefits, losses and loss adjustment expenses	2,563	2,576
Amortization of deferred policy acquisition costs and present value of future profits	387	396
Insurance operating costs and other expenses	948	936
Interest expense	94	95
Total benefits, losses and expenses	3,992	4,003
Income from continuing operations before income taxes	625	609
Income Tax Expense (Benefit)	158	143
Income from continuing operations, net of tax	467	466
Loss from discontinued operations, net of tax	0	29
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 467	$ 495
Income (loss) from continuing operations, net of tax, available to common shareholders per common share
Basic	$ 1.11	$ 1.04
Diluted	$ 1.08	$ 0.97
Net income available to common shareholders per common share
Basic	$ 1.11	$ 1.10
Diluted	$ 1.08	$ 1.03
Cash dividends declared per common share	$ 0.18	$ 0.15