Consolidated Statement of Earnings (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Property and casualty insurance net earned premiums	$ 1,173	$ 1,107
Life, accident and health net earned premiums	6	6
Net investment income	542	495
Realized gains (losses) on securities	184	(93)
Income (loss) of managed investment entities:
Investment income	69	58
Gain (loss) on change in fair value of assets/liabilities	0	(3)
Other income	50	49
Total revenues	2,024	1,619
Costs and Expenses:
Property and casualty insurance: Losses and loss adjustment expenses	692	641
Property and casualty insurance: Commissions and other underwriting expenses	399	381
Annuity benefits	311	182
Life, accident and health benefits	9	11
Annuity and supplemental insurance acquisition expenses	28	82
Interest charges on borrowed money	16	15
Expenses of managed investment entities	55	48
Other expenses	101	85
Total costs and expenses	1,611	1,445
Earnings before income taxes	413	174
Provision for income taxes	87	33
Net earnings, including noncontrolling interests	326	141
Less: Net earnings (losses) attributable to noncontrolling interests	(3)	(4)
Net Earnings Attributable to Shareholders	$ 329	$ 145
Earnings Attributable to Shareholders per Common Share:
Basic (USD per share)	$ 3.68	$ 1.64
Diluted (USD per share)	$ 3.63	$ 1.60
Average number of Common Shares:
Basic (shares)	89.4	88.6
Diluted (shares)	90.7	90.4
Supplemental disclosure of Realized gains on securities:
Realized gains (losses) before impairments	$ 186	$ (92)
Losses on securities with impairment	(2)	(1)
Non-credit portion recognized in other comprehensive income (loss)	0	0
Impairment charges recognized in earnings	(2)	(1)
Total realized gains (losses) on securities	$ 184	$ (93)