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Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Equity Method Investments    
Equity investment in Affiliates Insurance Company $ 5,913 $ 5,629
AIC
   
Equity Method Investments    
Number of other current shareholders of the related party 7  
Ownership percentage 12.50%  
Equity investment in Affiliates Insurance Company 5,209  
AIC | Subsequent event
   
Equity Method Investments    
Number of other current shareholders of the related party 6  
Ownership percentage 14.30%  
Equity investment in Affiliates Insurance Company $ 825  
Shares purchased (in shares) 3