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INVENTORY (Tables)
 12 Months Ended
Dec. 31, 2016
Inventory Disclosure [Abstract]  
Schedule of Inventory, Net
Inventory is composed of the following:
 
   
December 31,
  
   
2016
    
2015
  
             
Raw materials and components
  
$
10,715
    
$
9,823
  
Work in progress
    
21,618
      
19,798
  
Spare parts
    
5,743
      
6,340
  
Finished goods
    
1,193
      
703
  
                 
Total inventory (*)
  
$
39,269
    
$
36,664
  

(*) The total amount of Rotables included in the company inventory for the years ended December 31, 2016 and 2015 were $8,345 and $7,964, respectively.