Selected Quarterly Financial Data (Unaudited) (Details Textual) (USD $)	3 Months Ended										6 Months Ended		12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2011	Jun. 30, 2010
Selected Quarterly Financial Data (Textual) [Abstract]
Loss before income taxes	$ 175,000	$ 3,378,000	$ (4,470,000)	$ (8,128,000)	$ (25,716,000)	$ (3,573,000)	$ (53,215,000)	$ (1,910,000)	$ (1,969,000)	$ 512,000	$ (29,289,000)	$ (1,457,000)	$ (9,045,000)	$ (84,414,000)	$ (56,582,000)	$ 7,481,000
Prior period losses and LAE paid in current period	4,000,000				4,600,000		2,100,000
Goodwill and intangible assets impairment					$ 21,100,000		$ 52,400,000				$ 21,090,000			$ 73,524,000	$ 52,434,000