GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 27, 2020	Jun. 28, 2020
Finite-Lived Intangible Assets [Line Items]
Gross	$ 1,407,565	$ 1,397,471
Accumulated Amortization	(1,245,851)	(1,228,939)
Net	161,714	168,532	[1]
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross	630,171	630,137
Accumulated Amortization	(544,753)	(532,550)
Net	85,418	97,587
Existing technology
Finite-Lived Intangible Assets [Line Items]
Gross	669,068	668,992
Accumulated Amortization	(655,826)	(654,382)
Net	13,242	14,610
Patents and other intangible assets
Finite-Lived Intangible Assets [Line Items]
Gross	108,326	98,342
Accumulated Amortization	(45,272)	(42,007)
Net	$ 63,054	$ 56,335

[1] Derived from audited financial statements