Fair Value (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Asset impairment charges	$ 147.9	$ 64.5	$ 20.7
Divested assets
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Asset impairment charges		12.3
Supply capacity deposits
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Asset impairment charges		$ 47.5