XML 49 R31.htm IDEA: XBRL DOCUMENT v2.4.1.9
Inventory (Tables)
12 Months Ended
Dec. 31, 2014
Inventory Tables  
Inventory

Inventories are stated at the lower of cost or market. Inventory is as follows at December 31, 2014 and 2013 (in thousands):

        December 31,
        2014     2013
Raw materials     $ 34,020    $ 29,330 
Finished goods       2,795      705 
     Total inventory     $ 36,815    $ 30,035