Goodwill and Other Intangible Assets - Acquired Developed Technology and Other Intangibles (Details) - USD ($) $ in Millions	12 Months Ended
	Jul. 03, 2021	Jun. 27, 2020
Finite-Lived Intangible Assets
Gross Carrying Amounts	$ 560.0	$ 555.5
Accumulated Amortization	(318.8)	(238.7)
Net Carrying Amounts	241.2	316.8
Acquired developed technologies
Finite-Lived Intangible Assets
Gross Carrying Amounts	390.3	371.5
Accumulated Amortization	(238.6)	(176.9)
Net Carrying Amounts	$ 151.7	$ 194.6
Weighted average remaining amortization period (years)	3 years	3 years 8 months 12 days
Customer relationships
Finite-Lived Intangible Assets
Gross Carrying Amounts	$ 145.0	$ 149.3
Accumulated Amortization	(55.5)	(37.1)
Net Carrying Amounts	$ 89.5	$ 112.2
Weighted average remaining amortization period (years)	5 years 4 months 24 days	6 years 6 months
In-process research and development
Finite-Lived Intangible Assets
Gross Carrying Amounts		$ 10.0
Accumulated Amortization		0.0
Net Carrying Amounts	$ 10.0	10.0
Order backlog
Finite-Lived Intangible Assets
Gross Carrying Amounts	22.0	22.0
Accumulated Amortization	(22.0)	(22.0)
Net Carrying Amounts	0.0	0.0
Other intangibles
Finite-Lived Intangible Assets
Gross Carrying Amounts	2.7	2.7
Accumulated Amortization	(2.7)	(2.7)
Net Carrying Amounts	$ 0.0	$ 0.0