CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenues
Property-liability insurance premiums	$ 7,307	$ 6,972	$ 21,575	$ 20,604
Life and annuity premiums and contract charges	512	584	1,637	1,742
Net investment income	823	950	2,680	2,917
Realized capital gains and losses:
Total other-than-temporary impairment losses	(53)	(96)	(177)	(178)
Portion of loss recognized in other comprehensive income		8	(2)	(7)
Net other-than-temporary impairment losses recognized in earnings	(53)	(88)	(179)	(185)
Sales and other realized capital gains and losses	347	47	767	637
Total realized capital gains and losses	294	(41)	588	452
Total revenues	8,936	8,465	26,480	25,715
Costs and expenses
Property-liability insurance claims and claims expense	4,909	4,427	14,810	13,628
Life and annuity contract benefits	433	498	1,334	1,427
Interest credited to contractholder funds	198	317	717	973
Amortization of deferred policy acquisition costs	1,030	1,026	3,100	2,933
Operating costs and expenses	1,068	937	3,185	3,129
Restructuring and related charges	3	13	13	59
Loss on extinguishment of debt		9	1	489
Interest expense	78	83	249	280
Total costs and expenses	7,719	7,310	23,409	22,918
Loss on disposition of operations	(27)	(646)	(77)	(644)
Income from operations before income tax expense	1,190	509	2,994	2,153
Income tax expense	409	193	968	694
Net income	781	316	2,026	1,459
Preferred stock dividends	31	6	75	6
Net income available to common shareholders	$ 750	$ 310	$ 1,951	$ 1,453
Earnings per common share:
Net income available to common shareholders per common share - Basic (in dollars per share)	$ 1.77	$ 0.67	$ 4.49	$ 3.10
Weighted average common shares - Basic (in shares)	424.5	461.1	435.0	468.2
Net income available to common shareholders per common share - Diluted (in dollars per share)	$ 1.74	$ 0.66	$ 4.42	$ 3.07
Weighted average common shares - Diluted (in shares)	431.2	467.1	441.6	473.8
Cash dividends declared per common share (in dollars per share)	$ 0.28	$ 0.25	$ 0.84	$ 0.75