Note 8 - Property, Plant and Equipment, Net (Details) - Property, Plant and Equipment, Net (USD $) In Thousands, unless otherwise specified	Jun. 29, 2014	Jun. 30, 2013
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 726,529	$ 714,806
Less: accumulated depreciation	(602,436)	(599,592)
Less: accumulated amortization – capital leases	(291)	(50)
Total property, plant and equipment, net	123,802	115,164
Land [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	2,957	2,949
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	11,676	11,676
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	145,458	144,833
Assets Held under Capital Leases [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	4,587	1,234
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	532,650	526,910
Computers, Software and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	17,404	16,647
Transportation Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	4,901	4,866
Asset under Construction [Member]
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 6,896	$ 5,691