XML 38 R28.htm IDEA: XBRL DOCUMENT v3.7.0.1
Inventories, Net (Tables)
6 Months Ended
Jun. 30, 2017
Inventory Disclosure [Abstract]  
Schedule of Inventories

Inventories are comprised of the following:

 

    June 30, 2017     December 31, 2016  
Raw materials   $ 39,499     $ 40,219  
Work in process     9,137       5,606  
Finished goods     6,773       4,124  
Stores and spares     5,525       5,016  
Packing material     340       284  
      61,274       55,249  
Less: inventory allowance     (146 )     (157 )
    $ 61,128     $ 55,092