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Inventories
9 Months Ended
Jun. 30, 2012
Inventories [Abstract]  
Inventories
2. Inventories

Inventories consist of:

 

                 
    June 30,
2012
    September 30,
2011
 
     

Raw materials and supplies

  $ 6,225     $ 4,216  

Work-in-process

    7,761       3,194  

Finished goods

    5,155       2,829  
   

 

 

   

 

 

 
     

Total inventories

  $ 19,141     $ 10,239  
   

 

 

   

 

 

 

Inventories are stated at the lower of cost or market. Cost is determined using the last-in, first-out (“LIFO”) method for 46% and 54% of the Company’s inventories at June 30, 2012 and September 30, 2011, respectively. The first-in, first-out (“FIFO”) method is used for the remainder of the inventories. If the FIFO method had been used for the inventories for which cost is determined using the LIFO method, inventories would have been $8,616 and $7,974 higher than reported at June 30, 2012 and September 30, 2011, respectively.