Financial Statement Details - Non-Operating Expense, Net (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 26, 2021	Sep. 27, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Foreign currency gain, net	$ (0.1)	$ (0.2)
Realized gain on sale of investments	(0.2)	0.0
Loss on equity investment, net	0.0	3.4
Interest income	(2.6)	(2.7)
Interest expense, net of capitalized interest	6.7	13.1
Loss on Wafer Supply Agreement	0.8	0.0
Other, net	(0.5)	0.3
Non-operating expense, net	$ 4.1	$ 13.9