Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues
Premiums Earned	$ 3,064	$ 2,995	$ 6,093	$ 5,999
Investment Income	351	368	709	740
Other Revenues	2	9	5	12
Realized Investment Gains (Losses), Net
Total Other-Than-Temporary Impairment Losses on Investments	(5)	(5)	(5)	(7)
Other Realized Investment Gains, Net	130	184	246	324
Total Realized Investment Gains, Net	125	179	241	317
Total Revenues	3,542	3,551	7,048	7,068
Losses and Expenses
Losses and Loss Expenses	1,792	1,694	3,637	3,262
Amortization of Deferred Policy Acquisition Costs	630	617	1,252	1,204
Other Insurance Operating Costs and Expenses	366	358	722	717
Investment Expenses	9	13	20	26
Other Expenses	5	11	10	17
Corporate Expenses	62	62	126	130
Total Losses and Expenses	2,864	2,755	5,767	5,356
Income Before Federal and Foreign Income Tax	678	796	1,281	1,712
Federal and Foreign Income Tax	179	217	333	477
Net Income	$ 499	$ 579	$ 948	$ 1,235
Net Income Per Share
Basic	$ 2.03	$ 2.22	$ 3.84	$ 4.72
Diluted	$ 2.03	$ 2.21	$ 3.83	$ 4.69
Dividends Declared Per Share	$ 0.50	$ 0.44	$ 1.00	$ 0.88