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Note 14 - Income Taxes (Details Textual) - USD ($)
 3 Months Ended 12 Months Ended
Jun. 28, 2015
Mar. 29, 2015
Dec. 28, 2014
Jun. 26, 2016
Jun. 28, 2015
Jun. 29, 2014
Equity method Investment in Parkdale America LLC [Member]            
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount       $ (1,159,000)    
Foreign Tax Credits [Member]            
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount       (1,680,000)    
Deferred Tax Assets Related to Renewables [Member]            
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount       $ 858,000    
State and Local Jurisdiction [Member] | Earliest Tax Year [Member] | North Carolina Department of Revenue [Member]            
Open Tax Year       2012    
State and Local Jurisdiction [Member] | Latest Tax Year [Member] | North Carolina Department of Revenue [Member]            
Open Tax Year       2014    
State and Local Jurisdiction [Member]            
Operating Loss Carryforwards       $ 943,000    
Operating Loss Carryforwards, Valuation Allowance       $ 0    
Earliest Tax Year [Member]            
Open Tax Year       2013    
State Deferred Tax Expense Component, Utilization of Net Operating Loss Carryforwards       $ 42,000 $ 196,000 $ 499,000
Foreign Deferred Tax Expense Component, Utilization of Net Operating Loss Carryforwards       0 147,000 216,000
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ (1,749,000) $ (924,000) $ (630,000) (2,056,000) (3,009,000) 1,925,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate       4,532,000    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense       (23,000) (95,000) (193,000)
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued $ 23,000     279,000 $ 23,000 $ 118,000
Undistributed Earnings of Foreign Subsidiaries       $ 78,300,000