Property, Plant and Equipment, Net - Property, Plant and Equipment Components (Details) - USD ($) $ in Thousands	Sep. 24, 2017	Jun. 25, 2017
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	$ 827,260	$ 820,420
Less: accumulated depreciation	(618,324)	(612,355)
Less: accumulated amortization – capital leases	(5,350)	(4,677)
Total PP&E	203,586	203,388
Land [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	2,956	2,931
Land Improvements [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	15,079	15,066
Buildings and Improvements [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	158,680	157,115
Assets under Capital Leases [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	34,568	34,568
Machinery and Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	587,011	579,211
Computers, Software and Office Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	19,828	19,360
Transportation Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	4,700	4,798
Construction in Progress [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	$ 4,438	$ 7,371