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Property and Equipment
12 Months Ended
Sep. 30, 2011
Property Plant And Equipment [Abstract] 
Property And Equipment Disclosure [Text Block]

5.Property and Equipment

Property and equipment consists of the following at September 30:

       
   2011  2010
 Land$ 1,723 $ 261
 Building and leasehold improvements  13,427   5,870
 Machinery, furniture and equipment  20,979   17,495
 Computer equipment  5,864   4,886
 Construction in progress  2,203   1,626
    44,196   30,138
 Accumulated depreciation and amortization  (18,987)   (14,900)
  $ 25,209 $ 15,238
       

We recorded depreciation expense of $4,501, $3,692 and $2,546 for the years ended September 30, 2011, 2010 and 2009, respectively.