Business Segment Information (Details Textuals) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Portion of total sales to largest distributor	10.00%	10.00%	10.00%
Identifiable assets	$ 6,229.5	$ 5,844.6	$ 5,636.5
Capital expenditures	141.0	146.2	139.6
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Identifiable assets	2,081.3	1,991.2	1,717.4
Capital expenditures	56.2	61.9	59.7
Corporate, Non-Segment [Member] | Shared by segments and used in operating activities [Member]
Segment Reporting Information [Line Items]
Identifiable assets	294.1	299.2	318.0
Capital expenditures	$ 56.2	$ 61.9	$ 59.7