CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues
Property-liability insurance premiums	$ 7,549	$ 7,204	$ 14,975	$ 14,268
Life and annuity premiums and contract charges	536	518	1,073	1,125
Net investment income	789	898	1,639	1,857
Realized capital gains and losses:
Total other-than-temporary impairment (“OTTI”) losses	(47)	(44)	(100)	(124)
OTTI losses reclassified to (from) other comprehensive income	4	(1)	8	(2)
Net OTTI losses recognized in earnings	(43)	(45)	(92)	(126)
Sales and other realized capital gains and losses	151	285	339	420
Total realized capital gains and losses	108	240	247	294
Total revenues	8,982	8,860	17,934	17,544
Costs and expenses
Property-liability insurance claims and claims expense	5,587	5,142	10,580	9,901
Life and annuity contract benefits	446	413	887	901
Interest credited to contractholder funds	185	212	384	519
Amortization of deferred policy acquisition costs	1,086	1,035	2,156	2,070
Operating costs and expenses	1,061	1,023	2,151	2,117
Restructuring and related charges	19	4	23	10
Loss on extinguishment of debt	0	1	0	1
Interest expense	73	84	146	171
Costs and expenses	8,457	7,914	16,327	15,690
Gain (loss) on disposition of operations	1	9	0	(50)
Income from operations before income tax expense	526	955	1,607	1,804
Income tax expense	171	310	575	559
Net income	355	645	1,032	1,245
Preferred stock dividends	29	31	58	44
Net income available to common shareholders	$ 326	$ 614	$ 974	$ 1,201
Earnings per common share:
Net income available to common shareholders per common share - Basic (in dollars per share)	$ 0.80	$ 1.41	$ 2.37	$ 2.73
Weighted average common shares - Basic (in shares)	407.0	434.3	411.4	440.4
Net income available to common shareholders per common share - Diluted (in dollars per share)	$ 0.79	$ 1.39	$ 2.33	$ 2.69
Weighted average common shares - Diluted (in shares)	412.6	440.7	417.6	446.8
Cash dividends declared per common share	$ 0.30	$ 0.28	$ 0.60	$ 0.56