Other Long-Term Liabilities (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014 ManufacturingSite	Sep. 30, 2013
Other Long-Term Liabilities (Textual) [Abstract]
Amount by which unaccrued maximum of estimated range exceeds minimum	$ 87.2
Accruals for extended environmental-related activities	92.8	94.8
Estimated costs of current investigation and remediation activities included in Other accruals	15.4	17.1
Number of manufacturing sites accounting for the majority of the accrual for environmental-related activities	2
Accruals for environmental-related activities of two sites	64.6
Percentage of accrual for environmental-related activities related to two sites	59.70%
Amount of unaccrued maximum related to two sites	$ 55.3
Percentage of aggregate unaccrued maximum related to two sites	63.50%