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INVENTORIES
6 Months Ended
Jun. 30, 2012
Inventory Disclosure [Abstract]  
INVENTORIES
NOTE E - INVENTORIES
 
Inventories are stated at the lower of cost or market. Cost is determined using the first-in, first-out (“FIFO”) method. Market is replacement cost or net realizable value. We estimate reserves for inventory obsolescence based on our judgment of future realization. Inventories were comprised of the following (in thousands): 
 
   
June 30,
2012
   
December 31,
2011
 
Raw materials
  $ 7,725     $ 7,756  
Work in process
    4,095       3,724  
Finished goods
    4,359       3,988  
Spare parts and supplies
    918       920  
      17,097       16,388  
Allowance for obsolete inventory
    (620 )     (617 )
    Inventories, net
  $ 16,477     $ 15,771