Other Intangible Assets and Goodwill (Changes In Carrying Amount Of Goodwill By Reportable Operating Segment) (Details) - USD ($)	12 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Oct. 01, 2017
Goodwill [Line Items]
Goodwill, beginning balance	$ 3,541,600,000	$ 1,539,200,000
Acquisition/(divestiture)	(5,500,000)	2,162,500,000
Impairment	(10,500,000)	(37,600,000)	$ (87,200,000)
Other	(34,800,000)	(122,500,000)
Goodwill, ending balance	3,490,800,000	3,541,600,000	1,539,200,000
Americas [Member]
Goodwill [Line Items]
Goodwill, beginning balance	497,400,000	211,600,000
Acquisition/(divestiture)	0	0
Impairment	0	0
Other	(700,000)	285,800,000
Goodwill, ending balance	496,700,000	497,400,000	211,600,000
International [Member]
Goodwill [Line Items]
Goodwill, beginning balance	3,003,200,000	892,700,000
Acquisition/(divestiture)	(5,500,000)	2,164,000,000.0
Impairment	5,300,000	(37,600,000)
Other	(34,000,000.0)	(15,900,000)
Goodwill, ending balance	2,958,400,000	3,003,200,000	892,700,000
Channel Development [Member]
Goodwill [Line Items]
Goodwill, beginning balance	34,700,000	30,200,000
Acquisition/(divestiture)	0	(1,500,000)
Impairment	0	0
Other	0	6,000,000.0
Goodwill, ending balance	34,700,000	34,700,000	30,200,000
Corporate and Other [Member]
Goodwill [Line Items]
Goodwill, beginning balance	6,300,000	404,700,000
Acquisition/(divestiture)	0	0
Impairment	5,200,000	0
Other	(100,000)	(398,400,000)
Goodwill, ending balance	$ 1,000,000.0	$ 6,300,000	$ 404,700,000