INVENTORIES (Tables)
 12 Months Ended
Dec. 31, 2016
INVENTORIES [Abstract]  
Components of inventories
The components of inventories are as follows:


  
December 31,
 
  
2016
  
2015
 
Raw materials
 
$
43,376
  
$
42,036
 
Work in progress
  
18,008
   
16,908
 
Finished goods
  
37,487
   
39,566
 
Inventories
 
$
98,871
  
$
98,510