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Property and Equipment
12 Months Ended
Sep. 30, 2012
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:

       
   2012  2011
 Land$ 1,952 $ 1,723
 Building and leasehold improvements  14,420   13,427
 Machinery, furniture and equipment  33,075   20,979
 Computer equipment  8,276   5,864
 Construction in progress  1,773   2,203
    59,496   44,196
 Accumulated depreciation and amortization  (23,712)   (18,987)
  $ 35,784 $ 25,209
       

We recorded depreciation expense of $6,210, $4,501 and $3,692 for the years ended September 30, 2012, 2011 and 2010, respectively.