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INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2018
Inventory Disclosure [Abstract]  
Schedule of the components of inventories

The components of inventories are summarized below:

 

    September 30,
2018
    December 31,
2017
 
    (Unaudited)        
Raw materials   $ 13,114     $ 9,229  
Work in process     3,629       3,295  
Finished goods     9,737       10,919  
Provision for excess and obsolete inventory     (470 )     (251 )
Total inventories   $ 26,010     $ 23,192