Property, Plant and Equipment, Net - PP&E Net Components (Details) - USD ($) $ in Thousands	Jul. 03, 2022	Jun. 27, 2021
Property Plant And Equipment [Line Items]
Gross PP&E	$ 886,811	$ 864,235
Less: accumulated depreciation	(666,569)	(656,576)
Less: accumulated amortization – finance leases	(3,904)	(5,963)
Total PP&E, net	216,338	201,696
Land [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	3,160	3,184
Land Improvements [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	16,443	16,372
Buildings and Improvements [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	164,252	160,122
Assets under Finance Leases [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	10,921	22,000
Machinery and Equipment [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	635,699	609,414
Computers, Software and Office Equipment [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	25,348	24,848
Transportation Equipment [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	10,591	10,461
Construction in Progress [Member]
Property Plant And Equipment [Line Items]
Gross PP&E	$ 20,397	$ 17,834

Less: accumulated amortization – finance leases.

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