Note 8 - Property, Plant and Equipment, Net (Details) - Property, Plant and Equipment, Net (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Jun. 30, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 717,907	$ 714,806
Less: accumulated depreciation	(599,199)	(599,642)
Total property, plant and equipment, net	118,708	115,164
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,931	2,949
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	11,676	11,676
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	145,451	144,833
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	523,628	526,910
Computers, Software and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	16,952	16,647
Transportation Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	4,751	4,866
Assets Held under Capital Leases [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	4,040	1,234
Asset under Construction [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 8,478	$ 5,691