Goodwill and Intangible Assets (Schedule of Intangible Assets Excluding Goodwill) (Details) - USD ($) $ in Millions	Sep. 29, 2023	Sep. 30, 2022
Intangible Assets Excluding Goodwill [Line Items]
Goodwill	$ 2,176.7	$ 2,176.7
Weighted average amortization period (years)	12 years
Gross carrying amount	$ 1,792.1	1,821.4
Accumulated amortization	(570.0)	(376.7)
Net carrying amount	$ 1,222.1	1,444.7
Customer Relationships [Member]
Intangible Assets Excluding Goodwill [Line Items]
Weighted average amortization period (years)	2 years 3 months 18 days
Gross carrying amount	$ 154.6	154.6
Accumulated amortization	(154.6)	(122.3)
Net carrying amount	$ 0.0	32.3
Developed Technology and Other [Member]
Intangible Assets Excluding Goodwill [Line Items]
Weighted average amortization period (years)	6 years 1 month 6 days
Gross carrying amount	$ 1,290.4	1,280.9
Accumulated amortization	(379.4)	(209.2)
Net carrying amount	$ 911.0	1,071.7
Licensing Agreements [Member]
Intangible Assets Excluding Goodwill [Line Items]
Weighted average amortization period (years)	2 years 9 months 18 days
Gross carrying amount	$ 75.8	105.1
Accumulated amortization	(36.0)	(45.2)
Net carrying amount	39.8	59.9
In Process Research and Development [Member]
Intangible Assets Excluding Goodwill [Line Items]
Gross carrying amount	271.3	280.8
Accumulated amortization	0.0	0.0
Net carrying amount	$ 271.3	$ 280.8