Consolidated Statements of (Loss) Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
REVENUES:
Net premiums written	$ 1,845,846	$ 1,709,601
Change in net unearned premiums	(154,428)	(116,745)
Net premiums earned	1,691,418	1,592,856
Net investment income	174,763	158,254
Net realized and unrealized (losses) gains on investments	(143,285)	68,653
Change in allowance for expected credit losses on investments	(33,889)	0
Net investment (losses) gains	(177,174)	68,653
Revenues from non-insurance businesses	93,729	91,827
Insurance service fees	25,751	25,312
Other income	2,123	120
Total revenues	1,810,610	1,937,022
OPERATING COSTS AND EXPENSES:
Losses and loss expenses	1,107,253	988,650
Other operating costs and expenses	578,334	588,087
Expenses from non-insurance businesses	94,757	90,125
Interest expense	36,734	40,721
Total operating costs and expenses	1,817,078	1,707,583
(Loss) income before income taxes	(6,468)	229,439
Income tax benefit (expense)	2,942	(47,825)
Net (loss) income before noncontrolling interests	(3,526)	181,614
Noncontrolling interests	(892)	(892)
Net (loss) income to common stockholders	$ (4,418)	$ 180,722
NET (LOSS) INCOME PER SHARE:
Basic (in dollar per share)	$ (0.02)	$ 0.95
Diluted (in dollar per share)	$ (0.02)	$ 0.94