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Long-Term Debt and Lines of Credit (Tables)
 6 Months Ended
Nov. 01, 2015
Debt Disclosure [Abstract]  
Summary of Long-Term Debt
A summary of long-term debt follows:
      
       
(dollars in thousands)
   November 1, 2015    
November 2, 2014
    
May 3, 2015
  
Unsecured senior term notes
   $ -     $ 2,200     $ 2,200  
Current maturities of long-term debt
     -       (2,200 )     (2,200 )
Long-term debt, less current maturities
                        
 of long-term debt   $ -     $ -     $ -