Leases - Summary of Supplemental Cash Flow Information related to Leases (Detail) - USD ($) $ in Millions	12 Months Ended
	Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 134.5	$ 100.5	$ 107.2
Operating cash flows from finance leases	16.4	13.0	10.3
Financing cash flows from finance leases	72.1	37.9	24.2
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	75.0	92.5	73.7
Finance leases	$ 109.4	$ 125.6	$ 93.0