Goodwill And Intangible Assets (Schedule Of Carrying Value And Accumulated Amortization For Intangible Assets) (Details) - USD ($) $ in Millions	Dec. 29, 2019	Sep. 30, 2019
Finite-Lived Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	$ 1,029.9	$ 1,034.7
Accumulated Amortization	(557.2)	(538.7)
Amortizable Intangible Assets, Net	472.7	496.0
Total Intangible Assets, Gross Carrying Amount	2,029.8	2,045.8
Total Intangible Assets, Net	1,472.6	1,507.1
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	999.9	1,011.1
Amortizable Intangible Assets, Net	999.9	1,011.1
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	691.6	694.9
Accumulated Amortization	(340.7)	(329.7)
Amortizable Intangible Assets, Net	350.9	365.2
Technology Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	177.9	179.4
Accumulated Amortization	(94.8)	(90.9)
Amortizable Intangible Assets, Net	83.1	88.5
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	160.4	160.4
Accumulated Amortization	(121.7)	(118.1)
Amortizable Intangible Assets, Net	$ 38.7	$ 42.3