Intangible Assets (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Schedule Of Amortization Expense (Textual) [Abstract]
Amortization Expense	$ 0.2	$ 0.2	$ 0.6	$ 0.6