CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
REVENUES:
Premiums earned	$ 2,131	$ 1,954	$ 4,200	$ 3,783
Net investment income	242	176	432	333
Total net gains (losses) on investments	(22)	(378)	0	(605)
Other income (expense)	(10)	0	(15)	(9)
Total revenues	2,341	1,753	4,618	3,502
CLAIMS AND EXPENSES:
Incurred losses and loss adjustment expenses	1,325	1,304	2,719	2,530
Commission, brokerage, taxes and fees	433	409	869	793
Other underwriting expenses	136	120	275	238
Corporate expenses	4	6	10	12
Interest, fees and bond issue cost amortization expense	33	24	65	48
Total claims and expenses	1,930	1,863	3,938	3,621
INCOME (LOSS) BEFORE TAXES	411	(110)	679	(119)
Income tax expense (benefit)	81	(25)	130	(35)
NET INCOME (LOSS)	330	(86)	549	(85)
Other comprehensive income (loss), net of tax:
Unrealized appreciation (depreciation) ("URA(D)") on securities arising during the period	(44)	(411)	68	(805)
Less: reclassification adjustment for realized losses (gains) included in net income (loss)	6	6	15	8
Total URA(D) on securities arising during the period	(38)	(405)	83	(797)
Foreign currency translation adjustments	(4)	(10)	2	(12)
Reclassification adjustment for amortization of net (gain) loss included in net income (loss)	0	1	1	2
Total benefit plan net gain (loss) for the period	0	1	1	2
Total other comprehensive income (loss), net of tax	(42)	(414)	86	(807)
COMPREHENSIVE INCOME (LOSS)	$ 288	$ (500)	$ 636	$ (892)