Consolidated Statement of Earnings (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues:
Property and casualty insurance net earned premiums	$ 1,022	$ 998
Life, accident and health net earned premiums	6	6
Net investment income	435	411
Realized gains (losses) on securities	3	(18)
Income (loss) of managed investment entities:
Investment income	51	45
Gain (loss) on change in fair value of assets/liabilities	0	(13)
Other income	59	46
Total revenues	1,576	1,475
Costs and Expenses:
Property and casualty insurance: Losses and loss adjustment expenses	609	581
Property and casualty insurance: Commissions and other underwriting expenses	339	334
Annuity benefits	196	228
Life, accident and health benefits	9	9
Annuity and supplemental insurance acquisition expenses	53	35
Interest charges on borrowed money	21	18
Expenses of managed investment entities	41	35
Other expenses	85	79
Total costs and expenses	1,353	1,319
Earnings before income taxes	223	156
Provision for income taxes	68	52
Net earnings, including noncontrolling interests	155	104
Less: Net earnings attributable to noncontrolling interests	2	3
Net Earnings Attributable to Shareholders	$ 153	$ 101
Earnings Attributable to Shareholders per Common Share:
Basic (USD per share)	$ 1.76	$ 1.16
Diluted (USD per share)	$ 1.72	$ 1.14
Average number of Common Shares:
Basic (shares)	87.2	86.9
Diluted (shares)	89.3	88.5
Cash dividends per Common Share (USD per share)	$ 0.3125	$ 0.28
Supplemental disclosure of Realized gains on securities:
Realized gains before impairments	$ 9	$ 34
Losses on securities with impairment	(6)	(51)
Non-credit portion recognized in other comprehensive income (loss)	0	(1)
Impairment charges recognized in earnings	(6)	(52)
Total realized gains (losses) on securities	$ 3	$ (18)