Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues
Net earned premiums	$ 197,895	$ 194,491
Net investment income	10,710	11,751
Earnings from partnership investments	1,339	835
Net realized losses on investments	(631)	(164)
Change in net unrealized gains on equity investments	(29,988)	11,801
Net impairment losses on investments (a)		(220)
Credit loss expense	(2,510)
Finance and other service income	4,229	4,085
Total revenue	181,044	222,579
Expenses
Losses and loss adjustment expenses	120,746	126,027
Underwriting, operating and related expenses	63,082	60,434
Interest expense	47	22
Total expenses	183,875	186,483
(Loss) income before income taxes	(2,831)	36,096
Income tax (benefit) expense	(841)	6,150
Net (loss) income	$ (1,990)	$ 29,946
(Loss) earnings per weighted average common share:
Basic (in dollars per share)	$ (0.13)	$ 1.97
Diluted (in dollars per share)	(0.13)	1.95
Cash dividends paid per common share (in dollars per share)	$ 0.90	$ 0.80
Number of shares used in computing earnings per share:
Basic (in shares)	15,230,784	15,140,804
Diluted (in shares)	15,347,083	15,305,785