Reinsurance Effects of Reinsurance on Premiums (Details) (USD $)	0 Months Ended	12 Months Ended
	Jan. 08, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Premiums Written and Earned:
Direct Premiums Written		$ 254,913,000	$ 199,606,000	$ 155,875,000
Assumed Premiums Written	16,136,000	(4,000)	4,200,000	2,762,000
Ceded Premiums Written		(113,234,000)	(93,418,000)	(86,475,000)
Premiums Written, Net		141,675,000	110,388,000	72,162,000
Increase (Decrease) in Direct Unearned Premiums		(28,743,000)	(23,666,000)	(2,603,000)
Increase (Decrease) in Assumed Unearned Premiums		88,000	697,000	(727,000)
Increase (Decrease) in Ceded Unearned Premiums		8,948,000	2,661,000	(1,977,000)
Increase (Decrease) in Unearned Premiums		19,707,000	20,308,000	5,307,000
Direct Premiums Earned, Property and Casualty		226,170,000	175,940,000	153,272,000
Assumed Premiums Earned, Property and Casualty		84,000	4,897,000	2,035,000
Ceded premiums earned		104,286,000	90,757,000	88,452,000
Premiums Earned, Net		121,968,000	90,080,000	66,855,000
Direct Losses and LAE Incurred		60,248,000	35,774,000	60,508,000
Assumed Losses and LAE Incurred		(335,000)	2,554,000	1,436,000
Ceded Losses and LAE Incurred		(1,504,000)	533,000	(19,411,000)
Net Losses and LAE Incurred		58,409,000	38,861,000	42,533,000
Reinsurance Effect on Claims and Benefits Incurred, Amount Ceded		$ (2,037,000)