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Inventory
6 Months Ended
Jun. 30, 2017
Inventory

2. Inventory

Inventory consists of the following (in thousands):

 

     June 30, 2017      December 31, 2016  

Raw materials

   $ 431      $ —    

Work-in-process

     2,391        2,120  

Finished goods

     350        211  
  

 

 

    

 

 

 

Total inventory

   $ 3,172      $ 2,331  
  

 

 

    

 

 

 

Work-in-process and finished goods as of June 30, 2017 and December 31, 2016 include conversion costs but not materials cost because the materials used in its production were previously written off. During the three and six months ended June 30, 2017, the Company recorded a write-down of inventory of approximately $1.5 million for inventory that was forecasted to become obsolete due to expiration which is recorded in costs of goods sold in the accompanying condensed consolidated statements of operations.