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Goodwill And Intangible Assets (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Dec. 30, 2018
Dec. 31, 2017
Sep. 30, 2018
Intangible Assets [Line Items]      
Amortization expense $ 32.8 $ 17.5  
Tradenames [Member]      
Intangible Assets [Line Items]      
Indefinite-lived intangible assets 1,059.9   $ 1,064.4
Home And Personal Care [Member]      
Intangible Assets [Line Items]      
Amortization expense $ 15.5