Balance Sheet Components (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Jun. 29, 2019
Inventories:
Raw materials	$ 14,525	$ 16,121
Work-in-process	148,670	160,273
Finished goods	57,491	70,118
Inventory, net	220,686	246,512
Property, plant and equipment:
Land	17,720	17,720
Buildings and building improvements	314,323	265,191
Machinery and equipment	1,334,875	1,367,606
Property, plant and equipment, gross	1,666,918	1,650,517
Less: accumulated depreciation and amortization	(1,102,282)	(1,072,795)
Property, plant and equipment, net	564,636	577,722
Employee-related Liabilities, Current [Abstract]
Accrued Vacation	28,449	30,250
Accrued Bonuses	51,565	71,466
Accrued Salaries	14,161	8,329
Accrued Employee Benefits	5,262	4,807
Other	22,783	3,782
Accrued salary and related expenses	$ 122,220	$ 118,634