Consolidated Statement of Other Comprehensive Income Statement - USD ($) $ in Millions	12 Months Ended
	Oct. 01, 2021	Oct. 02, 2020	Sep. 27, 2019
Statement of Comprehensive Income [Abstract]
Net Income	$ 1,498.3	$ 814.8	$ 853.6
Other Comprehensive Income, Net of Tax
Fair value of investments	0.5	0.1	0.3
Pension adjustments	0.4	0.0	0.5
Comprehensive income	$ 1,498.2	$ 814.9	$ 854.4