Debt - Interest Expense Related to Convertible Notes (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jul. 02, 2022
Debt Instrument
Amortization of the debt discount and debt issuance costs	$ 14.6	$ 24.3	$ 72.4
Convertible Debt
Debt Instrument
Contractual interest expense	19.2	11.2	7.8
Amortization of the debt discount and debt issuance costs	14.6	24.3	72.4
Total interest expense	$ 33.8	$ 35.5	$ 80.2