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Inventories
6 Months Ended
Mar. 31, 2012
Inventories [Abstract]  
Inventories

7. Inventories

Inventories consist of the following (in thousands):

 

      March 31, 2012     September 30, 2011  

Finished goods

   $ 21,297      $ 20,430   

Work-in-process

     13,983        14,255   

Raw materials

     44,537        47,257   

Obsolescence reserve

     (10,607     (9,552
  

 

 

   

 

 

 
   $ 69,210      $ 72,390   
  

 

 

   

 

 

 

The Company's reserve for slow moving and obsolete inventories is analyzed and adjusted periodically to reflect the Company's best estimate of the net realizable value of such inventories.

During the six months ended March 31, 2012 and 2011, the Company made non-cash transfers of $13,000 and $0.1 million, respectively, of inventories to its rental equipment fleet.