Debt - Interest Expense Related to Convertible Notes (Details) - USD ($) $ in Millions	12 Months Ended
Jul. 02, 2022	Jul. 03, 2021	Jun. 27, 2020
Debt Instrument
Amortization of the debt discount and debt issuance costs	$ 72.4	$ 60.2	$ 39.6
Convertible Debt
Debt Instrument
Contractual interest expense	7.8	6.5	3.9
Amortization of the debt discount and debt issuance costs	72.4	60.2	39.1
Total interest expense	$ 80.2	$ 66.7	$ 43.0

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Name:	us-gaap_InterestExpenseDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration