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Inventories (Tables)
 9 Months Ended
Jan. 28, 2018
Inventory Disclosure [Abstract]  
Summary of Inventories

A summary of inventories follows:

 

(dollars in thousands)

    January 28, 2018      January 29, 2017      April 30, 2017  

Raw materials

    $ 6,654      $ 6,977      $ 6,456  

Work-in-process

      3,151        3,161        3,095  

Finished goods

      45,846        36,055        41,931  
  

 

 

     

 

 

     

 

 

  
   $ 55,651      $ 46,193      $ 51,482