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Note 1 - General (Tables)
9 Months Ended
Dec. 27, 2014
Disclosure Text Block [Abstract]  
Schedule of Weighted Average Number of Shares [Table Text Block]
   
Third Quarter Ended
   
Nine Months Ended
 
   
December 27,
2014
   
December 28,
2013
   
December 27,
2014
   
December 28,
2013
 
Average Shares Outstanding – Basic
    6,823       6,856       6,788       7,192  
Effect of Dilutive Common Stock Equivalents
    258       269       273       229  
Average Shares Outstanding – Diluted
    7,081       7,125       7,061       7,421  
Anti-dilutive Common Stock Equivalents
    -       -       -       225