PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Total $ 59,661 $ 46,809
Less accumulated depreciation and amortization (8,640) (8,491)
Property, plant and equipment, net $ 51,021 38,318
Buildings under capital lease    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 16 years  
Total $ 26,469 26,469
Leasehold improvements, including property under capital lease    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 15 years  
Total $ 19,317 9,717
Equipment    
Property, Plant and Equipment [Line Items]    
Total $ 3,754 3,054
Software    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 3 years  
Total $ 4,644 4,231
Computer equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 3 years  
Total $ 1,050 1,493
Furniture and office equipment    
Property, Plant and Equipment [Line Items]    
Total $ 3,678 1,050
Vehicles and other    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 3 years  
Total $ 749 $ 795
Minimum | Equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 3 years  
Minimum | Furniture and office equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 5 years  
Maximum | Equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 5 years  
Maximum | Furniture and office equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Lives 7 years