Goodwill and 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
Goodwill and Intangible Assets (Textual) [Abstract]
Amortization expense for continuing operations	$ 9.2	$ 10.7	$ 27.6	$ 28.5
Amortization expense for discontinued operations		$ 0.3		$ 0.8