Insurance Program Liabilities - Summary of Activity in All Types of Deductible Insurance Program Liabilities (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jul. 02, 2022
Insurance [Abstract]
Beginning balance	$ 243.1	$ 227.0	$ 178.1
Additional liabilities assumed in connection with an acquisition			40.8
Charged to costs and expenses	425.0	398.7	346.5
Payments	(395.9)	(382.6)	(338.4)
Ending Balance	$ 272.2	$ 243.1	$ 227.0