Long-term Debt - Interest Expense (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 25, 2022	Dec. 26, 2021	Dec. 25, 2022	Dec. 26, 2021
Debt Instrument [Line Items]
Amortization of discount and debt issuance costs, net of capitalized interest			$ 2.9	$ 9.0
Convertible Notes
Debt Instrument [Line Items]
Interest expense, net of capitalized interest	$ 5.7	$ 0.8	8.7	1.9
Amortization of discount and debt issuance costs, net of capitalized interest	1.6	3.9	2.9	9.0
Total interest expense, net	$ 7.3	$ 4.7	$ 11.6	$ 10.9