Impairment of Long-Lived Assets (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 24, 2016	Sep. 26, 2015	Jun. 30, 2018	Jun. 24, 2017	Jun. 25, 2016
Long Lived Assets Held-for-sale [Line Items]
Impairment of Long-Lived Assets to be Disposed of		$ 157,700	$ 42	$ 1,462	$ 160,153
Impairment of long-lived assets			892	7,517	160,582
Gain (Loss) on Disposition of Property Plant Equipment			(995)	(16,365)	(2,283)
Proceeds from Divestiture of Businesses			$ 0	$ 42,199	$ 105,000
MEMS [Member]
Long Lived Assets Held-for-sale [Line Items]
Gain (Loss) on Disposition of Property Plant Equipment	$ 26,600