Debt - Interest Expense Related to Convertible Notes (Details) - USD ($) $ in Millions	3 Months Ended
Oct. 02, 2021	Sep. 26, 2020
Debt Instrument
Amortization of the debt discount and debt issuance costs	$ 15.3	$ 14.4
Convertible Debt
Debt Instrument
Contractual interest expense	1.6	1.6
Amortization of the debt discount and debt issuance costs	15.3	14.4
Total interest expense	$ 16.9	$ 16.0

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