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Note 2 - Property, Plant and Equipment
3 Months Ended
Jul. 27, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]

2. PROPERTY, PLANT AND EQUIPMENT


   

(In thousands)

 
   

July 27,

2013

   

April 27,

2013

 

Land

  $ 9,779     $ 9,779  

Buildings and improvements

    49,728       49,391  

Machinery and equipment

    143,230       141,314  

Total

    202,737       200,484  

Less accumulated depreciation

    (145,569 )     (143,177 )

Property, plant and equipment – net

  $ 57,168     $ 57,307  

Depreciation expense was $2.5 million for the three months ended July 27, 2013 and $2.3 million for the three months ended July 28, 2012.