Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net income	$ 596.0	$ 982.8	$ 1,275.2
Weighted average shares outstanding - basic (in shares)	160.1	159.4	162.4
Dilutive effect of equity-based awards (in shares)	1.4	0.9	0.9
Weighted average shares outstanding - diluted (in shares)	161.5	160.3	163.3
Basic (in dollars per share)	$ 3.72	$ 6.17	$ 7.85
Diluted (in dollars per share)	$ 3.69	$ 6.13	$ 7.81
Anti-dilutive common stock equivalents (in shares)	0.0	0.1	0.7