Other Assets (Details Textual) (USD $) In Millions, unless otherwise specified	9 Months Ended		3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012 Maximum [Member]	Jun. 30, 2011 Maximum [Member]
Schedule of Available-for-sale Securities [Line Items]
Recognized Revenue	$ 0.1	$ 0.1	$ 0.1	$ 0.1
Other Assets (Textual) [Abstract]
Cost basis in the Company's investment in OctoPlus	0.9
Impairment loss on investment	0.8
Previous cost basis	$ 1.7