Goodwill and Intangible Assets - Components of Intangible Assets (Details) - USD ($) $ in Millions	Jun. 28, 2020	Jun. 30, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	$ 350.0	$ 356.8
Accumulated Amortization	(170.4)	(158.9)
Finite-lived intangible assets, net	179.6	197.9
Acquisition related intangible assets
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	235.4	236.4
Accumulated Amortization	(107.3)	(92.9)
Finite-lived intangible assets, net	128.1	143.5
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	147.8	147.8
Accumulated Amortization	(70.0)	(63.8)
Finite-lived intangible assets, net	77.8	84.0
Developed technology
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	74.9	75.9
Accumulated Amortization	(29.7)	(24.5)
Finite-lived intangible assets, net	45.2	51.4
Non-compete agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	12.2	12.2
Accumulated Amortization	(7.1)	(4.1)
Finite-lived intangible assets, net	5.1	8.1
Trade names
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	0.5	0.5
Accumulated Amortization	(0.5)	(0.5)
Finite-lived intangible assets, net	0.0	0.0
Patent and licensing rights
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	114.6	120.4
Accumulated Amortization	(63.1)	(66.0)
Finite-lived intangible assets, net	$ 51.5	$ 54.4