Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Consolidated Statements of Operations [Abstract]
Gross premiums written	$ 169,112	$ 161,151	$ 495,836	$ 458,319
Ceded premiums written	(81,100)	(66,102)	(226,545)	(173,857)
Net premiums written	88,012	95,049	269,291	284,462
Change in unearned premiums	850	(6,261)	2,496	(15,744)
Net premiums earned	88,862	88,788	271,787	268,718
Investment income, net of expenses	4,860	5,295	13,706	14,361
Investment gains, net	6,980	2,110	2,678	691
Finance charges	1,347	892	3,548	2,881
Commission and fees	869	570	2,604	1,295
Other income	28	68	89	200
Total revenues	102,946	97,723	294,412	288,146
Losses and loss adjustment expenses	64,245	72,379	191,568	204,925
Other operating expenses	24,829	25,071	78,402	78,445
Interest expense	1,180	1,181	3,335	3,530
Amortization of intangible assets	617	617	1,851	1,851
Total expenses	90,871	99,248	275,156	288,751
Income (loss) before tax	12,075	(1,525)	19,256	(605)
Income tax expense	2,390	35	3,834	319
Net income (loss)	$ 9,685	$ (1,560)	$ 15,422	$ (924)
Net income (loss) per share:
Basic	$ 0.54	$ (0.09)	$ 0.85	$ (0.05)
Diluted	$ 0.53	$ (0.09)	$ 0.85	$ (0.05)