Consolidated Statement of Earnings (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Property and casualty insurance net earned premiums	$ 1,767	$ 1,529	$ 4,462	$ 3,952
Net investment income	151	169	549	521
Realized gains (losses) on:
Securities	(35)	(17)	(143)	103
Subsidiaries	0	0	0	4
Income of managed investment entities:
Investment income	75	45	175	135
Gain (loss) on change in fair value of assets/liabilities	(5)	1	(25)	9
Other income	31	27	93	70
Total revenues	1,984	1,754	5,111	4,794
Property and casualty insurance:
Losses and loss adjustment expenses	1,176	954	2,643	2,335
Commissions and other underwriting expenses	445	417	1,291	1,187
Interest charges on borrowed money	19	24	65	71
Expenses of managed investment entities	62	37	148	115
Other expenses	72	55	187	196
Total costs and expenses	1,774	1,487	4,334	3,904
Earnings from continuing operations before income taxes	210	267	777	890
Provision for income taxes	45	48	155	164
Net earnings from continuing operations	165	219	622	726
Net earnings from discontinued operations	0	0	0	914
Net Earnings	$ 165	$ 219	$ 622	$ 1,640
Earnings per Basic Common Share:
Basic (USD per share) from continuing operations	$ 1.93	$ 2.57	$ 7.30	$ 8.52
Basic (USD per share) from discontinued operations	0	0	0	10.72
Basic (USD per share)	1.93	2.57	7.30	19.24
Earnings per Diluted Common Share:
Diluted (USD per share) from continuing operations	1.93	2.56	7.29	8.45
Diluted (USD per share) from discontinued operations	0	0	0	10.66
Diluted (USD per share)	$ 1.93	$ 2.56	$ 7.29	$ 19.11
Average number of Common Shares:
Basic (shares)	85.2	84.8	85.1	85.2
Diluted (shares)	85.4	85.2	85.3	85.8