Operating Segments and Geographic Information - Segment Reconciling Items (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Apr. 03, 2021	Mar. 28, 2020
Information on reportable segments
Gross profit	$ 182.0	$ 146.8	$ 531.5	$ 510.7
Income from operations	35.9	9.1	109.5	74.8
Stock-based compensation	(11.0)	(11.7)	(33.4)	(33.3)
Amortization of intangibles	(8.3)	(8.9)	(24.9)	(26.4)
Change in fair value of contingent liability			3.8	4.3
Restructuring and related benefits	0.4	1.6	0.8	2.2
Other Items
Information on reportable segments
Gross profit	(9.4)	(9.9)	(28.0)	(29.1)
Income from operations	(25.5)	(28.9)	(79.3)	(83.8)
Gross Profit
Information on reportable segments
Gross profit	182.0	146.8	531.5	510.7
Gross Profit | Segment Measures
Information on reportable segments
Gross profit	191.4	156.7	559.5	539.8
Gross Profit | Other Items
Information on reportable segments
Stock-based compensation	(1.2)	(1.2)	(3.6)	(3.2)
Amortization of intangibles	(8.3)	(8.0)	(24.9)	(24.8)
Other charges unrelated to core operating performance	0.1	(0.7)	0.5	(1.1)
Operating Income (Loss)
Information on reportable segments
Restructuring and related benefits	0.4	1.6
Operating Income (Loss) | Segment Measures
Information on reportable segments
Income from operations	61.4	38.0	188.8	158.6
Operating Income (Loss) | Other Items
Information on reportable segments
Stock-based compensation	(11.0)	(11.7)	(33.4)	(33.3)
Amortization of intangibles	(16.6)	(16.9)	(49.8)	(51.2)
Change in fair value of contingent liability	2.3	0.0	3.8	4.3
Other charges unrelated to core operating performance	$ (0.6)	$ (1.9)	(0.7)	(5.8)
Restructuring and related benefits			$ 0.8	$ 2.2