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Facility Exit Costs (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Future Lease Payments Latest Lease Expiring Period fiscal 2016  
Lease Commitment and Net Of Estimated Sublease Income   $ 4.2
Facility Closing [Member]
   
Business Exit Costs   $ 4.4