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FAIR VALUE MEASUREMENTS (Tables)
6 Months Ended
Mar. 31, 2013
FAIR VALUE MEASUREMENTS [Abstract]  
Financial assets measured at fair value on a recurring basis
The following table presents the fair value hierarchy for our financial assets, comprised of money market investments, measured at fair value on a recurring basis as of March 31, 2013 and September 30, 2012:

Fair value measurements as of March 31, 2013

(in thousands)
 
Level 1
  
Level 2
  
Level 3
  
Total
 
Cash equivalents:
 
  
  
  
 
Money market
 
$
8,260
   
   
  
$
8,260
 

Fair value measurements as of September 30, 2012

(in thousands)
 
Level 1
  
Level 2
  
Level 3
  
Total
 
Cash equivalents:
 
  
  
  
 
Money market
  
8,256
   
   
   
8,256