Effects of Reinsurance on Premiums (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Insurance [Abstract]
Direct Premiums Written	$ 548,916	$ 417,769	$ 339,765
Assumed Premiums Written	20,820	18,984	41,587
Ceded Premiums Written	(183,808)	(144,404)	(124,682)
Premiums Written, Net	385,928	292,349	256,670
Increase (Decrease) in Direct Unearned Premiums	(65,300)	(38,995)	(44,422)
Increase (Decrease) in Assumed Unearned Premiums	(221)	2,937	(20,222)
Increase (Decrease) in Ceded Unearned Premiums	15,551	8,559	5,352
Increase (Decrease) in Unearned Premiums	(49,970)	(27,499)	(59,292)
Direct Premiums Earned, Property and Casualty	483,616	378,774	295,343
Assumed Premiums Earned, Property and Casualty	20,599	21,921	21,365
Ceded Premiums Earned	(168,257)	(135,845)	(119,330)
Premiums Earned, Net	335,958	264,850	197,378
Direct Losses and LAE Incurred	188,270	111,820	92,526
Assumed Losses and LAE Incurred	7,861	8,672	9,240
Ceded Losses and LAE Incurred	(13,023)	(2,415)	(2,936)
Net Losses and LAE Incurred	$ 183,108	$ 118,077	$ 98,830