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Note 7 - Earnings Per Share (Tables)
 9 Months Ended
Nov. 26, 2017
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
13 Weeks Ended
    
39 Weeks Ended
  
   
November 26, 2017
    
November 27, 2016
    
November 26, 2017
    
November 27, 2016
  
                                 
Net earnings
  
$
716
   
$
1,875
   
$
2,630
   
$
6,806
 
                                 
Weighted average common shares outstanding for basic EPS
    
20,237
      
20,235
      
20,236
      
20,235
  
Net effect of dilutive options
    
24
      
-
      
16
      
-
  
Weighted average shares outstanding for diluted EPS
  
 
20,261
   
 
20,235
   
 
20,252
   
 
20,235
 
                                 
Basic earnings per share
  
$
0.04
   
$
0.09
   
$
0.13
   
$
0.34
 
                                 
Diluted earnings per share
  
$
0.04
   
$
0.09
   
$
0.13
   
$
0.34