XML 37 R22.htm IDEA: XBRL DOCUMENT v2.4.0.8
Inventories (Tables)
6 Months Ended
Jun. 30, 2014
Inventory Disclosure [Abstract]  
Components of Inventories

Inventories are stated at the lower of cost or market and consist of the following (in thousands):

 

     June 30,
2014
     December 31,
2013
 

Short-term inventories:

     

Raw materials

   $ 46,940       $ 52,598   

Work-in-process

     1,422         4,902   

Finished goods

     13,369         49,351   

Supplies

     2,337         3,541   
  

 

 

    

 

 

 
     64,068         110,392   

Long-term inventories:

     

Finished goods

     1,295         1,249   
  

 

 

    

 

 

 

Total inventories

   $ 65,363       $ 111,641