Consolidated Statement of Earnings (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenues:
Property and casualty insurance net earned premiums	$ 687	$ 603
Life, accident and health net earned premiums	30	105
Net investment income	326	317
Realized gains on securities	57	44
Income (loss) of managed investment entities:
Investment income	34	29
Loss on change in fair value of assets/liabilities	(8)	(29)
Other income	22	18
Total revenues	1,148	1,087
Costs and Expenses:
Property and casualty insurance losses and loss adjustment expenses	393	344
Property and casualty insurance commissions and other underwriting expenses	251	211
Annuity benefits	134	130
Life, accident and health benefits	40	90
Annuity and supplemental insurance acquisition expenses	36	45
Interest charges on borrowed money	18	19
Expenses of managed investment entities	22	19
Other expenses	79	83
Total costs and expenses	973	941
Earnings before income taxes	175	146
Provision for income taxes	62	58
Net earnings, including noncontrolling interests	113	88
Less: Net earnings (loss) attributable to noncontrolling interests	(7)	(25)
Net Earnings Attributable to Shareholders	120	113
Earnings Attributable to Shareholders per Common Share:
Basic	$ 1.34	$ 1.16
Diluted	$ 1.32	$ 1.14
Average number of Common Shares:
Basic	89.4	97.7
Diluted	91.0	99.4
Cash dividends per Common Share	$ 0.195	$ 0.175
Supplemental disclosure of Realized gains on securities:
Realized gains before impairments	57	48
Losses on securities with impairment		(5)
Non-credit portion recognized in other comprehensive income (loss)		1
Impairment charges recognized in earnings		(4)
Total realized gains on securities	$ 57	$ 44