Share-Based Compensation - Schedule of Share-Based Compensation Recognized in our Condensed Consolidated Statements of Operations (Details) - Stock-Based Awards - USD ($) $ in Millions	12 Months Ended
	Jun. 27, 2026	Jun. 28, 2025	Jun. 29, 2024
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Share-based compensation costs	$ 149.3	$ 112.8	$ 118.8
Income tax benefit on share-based compensation	17.0	8.4	8.6
Location, Statement of Income, Balance: us-gaap:CostOfGoodsAndServicesSold
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Share-based compensation costs	1.2	(1.7)	4.1
Location, Statement of Income, Balance: us-gaap:ResearchAndDevelopmentExpense
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Share-based compensation costs	86.8	68.8	61.0
Location, Statement of Income, Balance: us-gaap:SellingGeneralAndAdministrativeExpense
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Share-based compensation costs	$ 61.3	$ 45.7	$ 53.7