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Note 5 - Derivative Financial Instruments (Tables)
9 Months Ended
Jan. 30, 2016
Notes Tables  
Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block]
   
(In thousands)
 
   
Three Months Ended
   
Nine Months Ended
 
   
2016
   
2015
   
2016
   
2015
 
Recognized in AOCI:
                               
Gain (loss) before income taxes
  $ 620     $ (1,096 )   $ (6,444 )   $ 152  
Less income tax provision (benefit)
    230       (407 )     (2,391 )     56  
Net
  $ 390     $ (689 )   $ (4,053 )   $ 96  
Reclassified from AOCI to cost of sales:
                               
(Loss) gain before income taxes
  $ (2,171 )   $ 249     $ (6,008 )   $ 526  
Less income tax (benefit) provision
    (806 )     92       (2,229 )     195  
Net
  $ (1,365 )   $ 157     $ (3,779 )   $ 331  
Net change to AOCI
  $ 1,755     $ (846 )   $ (274 )   $ (235 )