Selected Balance Sheet Data (Tables)
 9 Months Ended
Jun. 30, 2012
Selected Balance Sheet Data [Abstract]  
Inventories
                 
   

 

 

  
   

June 30,

          2012          

    

September 30,

          2011          

  
   

 

 

  

Finished goods

    $ 1,512       $ 3,227   

Work-in-process

     25,515         19,870   

Raw materials and supplies

     8,952         13,875   

Deferred cost of revenues

     4,916         2,182   

Under(over) applied manufacturing overhead costs

     (1,242)        -   
   

 

 

  

Total

    $ 39,653       $ 39,154   
   

 

 

  
Intangible assets
                 
   

 

 

  
   

June 30,

          2012          

    

September 30,

          2011          

  
   

 

 

  

Customer relationships

    $ —       $   8,970    

Less accumulated amortization

     —         (8,385)   
   

 

 

  
     $ —       $ 585