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Note 8 - Property, Plant and Equipment, Net (Tables)
6 Months Ended
Dec. 23, 2012
Property, Plant and Equipment [Table Text Block]
   
December 23, 2012
   
June 24, 2012
 
Land
  $ 3,024     $ 3,095  
Land improvements
    11,676       11,426  
Buildings and improvements
    146,390       146,232  
Assets under capital lease
    10,754       9,520  
Machinery and equipment
    530,288       530,319  
Computers, software and office equipment
    16,392       16,350  
Transportation equipment
    4,764       4,722  
Construction in progress
    2,257       1,774  
Gross property, plant and equipment
    725,545       723,438  
Less: accumulated depreciation
    (596,904 )     (587,146 )
Less: accumulated amortization - capital lease
    (9,512 )     (9,202 )
Total property, plant and equipment, net
  $ 119,129     $ 127,090  
Internal Software Development Costs [Table Text Block]
   
December 23, 2012
   
June 24, 2012
 
Internal software development costs
  $ 2,035     $ 2,014  
Accumulated amortization
    (1,872 )     (1,804 )
Net internal software development costs
  $ 163     $ 210  
Other Property, Plant and Equipment Costs and Expenses [Table Text Block]
   
For the Three Months Ended
   
For the Six Months Ended
 
   
December 23, 2012
   
December 25, 2011
   
December 23, 2012
   
December 25, 2011
 
Depreciation expense
  $ 5,746     $ 5,794     $ 11,523     $ 11,699  
Internal software development costs amortization
    33       63       68       134  
Repair and maintenance expenses
    4,300       3,661       8,665       7,989  
Capitalized interest