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Related Party Transactions (Details)
$ in Thousands
6 Months Ended 12 Months Ended
Feb. 04, 2014
USD ($)
Jan. 01, 2013
USD ($)
Jun. 30, 2012
USD ($)
Dec. 31, 2012
USD ($)
Jun. 30, 2015
USD ($)
Members
Jun. 30, 2014
USD ($)
Jun. 30, 2013
USD ($)
Related Party Transactions [Abstract]              
Management fee   $ 750 $ 1,831 $ 250   $ 4,500 $ 2,831
Board of Director Members, Number | Members         3    
Loss on contract termination $ 3,750            
Directors services         $ 374 416  
Directors services, prepayment         $ 79 $ 268