Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Consolidated Statements of Operations [Abstract]
Gross premiums written	$ 161,151	$ 147,065	$ 458,319	$ 419,549
Ceded premiums written	(66,102)	(51,380)	(173,857)	(140,995)
Net premiums written	95,049	95,685	284,462	278,554
Change in unearned premiums	(6,261)	(4,890)	(15,744)	(15,734)
Net premiums earned	88,788	90,795	268,718	262,820
Investment income, net of expenses	5,295	4,070	14,361	11,943
Net realized gains (losses)	2,110	1,105	691	(1,299)
Finance charges	892	1,036	2,881	3,825
Commission and fees	570	546	1,295	1,278
Other income	68	66	200	131
Total revenues	97,723	97,618	288,146	278,698
Losses and loss adjustment expenses	72,379	62,337	204,925	176,234
Other operating expenses	25,071	26,344	78,445	82,563
Interest expense	1,181	1,144	3,530	3,398
Amortization of intangible assets	617	617	1,851	1,851
Total expenses	99,248	90,442	288,751	264,046
(Loss) income before tax	(1,525)	7,176	(605)	14,652
Income tax expense	35	2,128	319	4,464
Net (loss) income	$ (1,560)	$ 5,048	$ (924)	$ 10,188
Net (loss) income per share:
Basic	$ (0.09)	$ 0.27	$ (0.05)	$ 0.54
Diluted	$ (0.09)	$ 0.27	$ (0.05)	$ 0.54