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INVENTORIES, NET
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
INVENTORIES, NET

Inventory is recorded at the lower of cost or net realizable value. The cost of substantially all the Company’s inventory is determined by the weighted average cost method. As of June 30, 2018 and December 31, 2017, respectively, inventories consisted of the following:

 

    June 30,     December 31,  
    2018     2017  
Finished goods   $ 33,479     $ 5,308  
Work in process     2,472       5,484  
Raw materials     110,463       120,400  
    $ 146,414     $ 131,192