Acquired Developed Technology and Other Intangibles (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 02, 2022	Apr. 03, 2021	Apr. 02, 2022	Apr. 03, 2021	Jul. 03, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 649.4		$ 649.4		$ 657.1
Accumulated Amortization	(591.2)		(591.2)		(569.1)
Net	58.2		58.2		88.0
Cost of revenues	7.4	$ 8.3	22.7	$ 24.9
Operating expenses	2.2	8.3	7.5	24.9
Total amortization of intangible assets	9.6	$ 16.6	30.2	$ 49.8
Estimated future amortization expense
Remainder of 2022	9.4		9.4
2023	25.1		25.1
2024	10.5		10.5
2025	7.0		7.0
2026	3.4		3.4
Thereafter	2.8		2.8
Total amortization	58.2		58.2
Acquired developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	420.1		420.1		423.8
Accumulated Amortization	(375.3)		(375.3)		(356.9)
Net	44.8		44.8		66.9
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	192.4		192.4		195.4
Accumulated Amortization	(181.2)		(181.2)		(180.8)
Net	11.2		11.2		14.6
Other
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	36.9		36.9		37.9
Accumulated Amortization	(34.7)		(34.7)		(31.4)
Net	$ 2.2		$ 2.2		$ 6.5