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Acquisitions (Details)
$ in Thousands
6 Months Ended
Mar. 18, 2016
shares
Feb. 03, 2015
USD ($)
shares
Jun. 30, 2016
subsidiary
Business Acquisition      
Number of Wholly-Owned Subsidiaries | subsidiary     3
Family Security Insurance Company      
Business Acquisition      
Total purchase price   $ 13,507  
Family Security Insurance Company | Common Stock      
Business Acquisition      
Fair value of common stock issued   $ 12,994  
Shares of stock issued for acquisition | shares   503,857  
Contingent consideration   $ 513  
Contingent number of shares issued | shares 32,943