Property, Plant and Equipment, Net - Property, Plant and Equipment Components (Details) - USD ($) $ in Thousands	Sep. 25, 2016	Jun. 26, 2016
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	$ 801,725	$ 790,646
Less: accumulated depreciation	(604,301)	(602,839)
Less: accumulated amortization – capital leases	(3,163)	(2,706)
Total property, plant and equipment, net	194,261	185,101
Land [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	3,148	3,154
Land Improvements [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	14,679	13,734
Building and Building Improvements [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	147,929	145,633
Assets Held under Capital Leases [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	21,495	21,525
Machinery and Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	568,495	544,369
Computers, Software and Office Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	17,915	17,823
Transportation Equipment [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	4,742	4,713
Asset under Construction [Member]
Property Plant And Equipment [Line Items]
Gross property, plant and equipment	$ 23,322	$ 39,695