Reserve for Unpaid Losses Schedule Of Causes Of Increase Decrease In Liability For Unpaid Claims and Claims Adjustment Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Reserves [Abstract]
Liability for Claims and Claims Adjustment Expense	$ 47,451	$ 35,692	$ 33,600
Reinsurance Recoverable on Unpaid Losses and LAE	1,957	1,935	3,318
Liability for Unpaid Claims and Claims Adjustment Expense, Net	45,494	33,757	30,282
Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims Current Year	122,114	94,752	57,739
Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims, Prior Years	(4,037)	4,078	670
Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims	118,077	98,830	58,409
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year	83,967	62,494	37,906
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years	26,420	24,599	17,028
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid	110,387	87,093	54,934
Liability for Unpaid Claims and Claims Adjustment Expense, Net	53,184	45,494	33,757
Reinsurance Recoverable on Unpaid Losses and LAE	1,252	1,957	1,935
Liability for Claims and Claims Adjustment Expense	$ 54,436	$ 47,451	$ 35,692