Commitments and Contingencies (Details Textuals) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Commitments And Contingencies Line Items [Abstract]
Pretax cat loss after reinsurance	$ 4.6	$ 5.2
Longest Indemnification Expiration Date	2025