Debt - Interest Expense Related to Convertible Notes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 28, 2024	Dec. 30, 2023
Debt Instrument
Amortization of the debt discount and debt issuance costs			$ 1.5	$ 9.7
Convertible Debt
Debt Instrument
Contractual interest expense	$ 4.6	$ 4.9	9.3	9.7
Amortization of the debt discount and debt issuance costs	0.8	4.8	1.5	9.7
Total interest expense	$ 5.4	$ 9.7	$ 10.8	$ 19.4