Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues
Net earned premiums	$ 1,806	$ 1,764
Net investment income	526	591
Net realized investment gains (losses):
Other-than-temporary impairment losses	(2)	(18)
Portion of other-than-temporary impairments recognized in Other comprehensive income (losses)
Net other-than-temporary impairment losses recognized in earnings	(2)	(18)
Other net realized investment gains (losses)	48	41
Net realized investment gains (losses)	46	23
Other revenues	85	77
Total revenues	2,463	2,455
Claims, Benefits and Expenses
Insurance claims and policyholders’ benefits	1,446	1,396
Amortization of deferred acquisition costs	329	328
Other operating expenses	346	340
Interest	44	42
Total claims, benefits and expenses	2,165	2,106
Income from continuing operations before income tax	298	349
Income tax (expense) benefit	(78)	(108)
Income (loss) from continuing operations	220	241
Income (loss) from discontinued operations, net of income tax benefit (expense) of $38 and $(5)	(207)	9
Net income (loss)	$ 13	$ 250
Basic Earnings (Loss) Per Share
Income (Loss) from Continuing Operations	$ 0.82	$ 0.89
Income (Loss) from Discontinued Operations	$ (0.77)	$ 0.04
Basic earnings per share	$ 0.05	$ 0.93
Diluted Earnings (Loss) Per Share
Income (Loss) from Continuing Operations	$ 0.81	$ 0.89
Income (Loss) from Discontinued Operations	$ (0.76)	$ 0.04
Diluted earnings per share	$ 0.05	$ 0.93
Dividends per share	$ 1.25	$ 0.20
Weighted Average Outstanding Common Stock and Common Stock Equivalents
Basic	269.8	269.5
Diluted	270.5	269.9