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Inventories (Tables)
6 Months Ended
Jun. 30, 2013
Inventory Disclosure [Abstract]  
Inventories

Inventories consisted of the following at June 30, 2013 and December 31, 2012:

 

     June 30, 2013
(unaudited)
    December 31, 2012  

Raw materials

   $ 1,684      $ 1,596   

Work-in-progress

     3,875        3,173   

Finished goods

     1,506        1,052   
  

 

 

   

 

 

 
     7,065        5,821   

Less: Allowance for obsolescence

     (269     (205
  

 

 

   

 

 

 

Total inventories

   $ 6,796      $ 5,616