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Borrowing Arrangements (Components Of Long-Term Debt) (Details) - USD ($)
$ in Millions
Jun. 30, 2015
Sep. 30, 2014
Debt instrument $ 497.2 $ 545.6
Current portion of long-term debt (6.0) (46.2)
Long-term debt 491.2 499.4
Domestic Line of Credit [Member]    
Debt instrument 0.0 0.0
Secured Debt [Member]    
Debt instrument 495.2 0.0
Senior Notes [Member]    
Debt instrument 0.0 178.3
Senior Subordinated Notes [Member]    
Debt instrument 0.0 365.0
Other [Member]    
Debt instrument $ 2.0 $ 2.3