Discontinued Operations (Schedule of Operating Results) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales	$ 0	$ 12.7	$ 8.5	$ 40.0
Income before taxes	0	0.5	0.7	3.3
Income tax provision	0	(0.1)	0	0.2
Income from operations of discontinued operations	0	0.6	0.7	3.1
Gain on sale of businesses, after-tax	0	0	2.4	0
Income from Discontinued Operations, net of tax	$ 0	$ 0.6	$ 3.1	$ 3.1