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Note 6 - Stock-based Compensation (Tables)
3 Months Ended
Jun. 02, 2019
Notes Tables  
Share-based Payment Arrangement, Option, Activity [Table Text Block]
   
Outstanding
Options
   
Weighted
Average
Exercise Price
   
Weighted Average
Remaining Contractual
Term (in years)
 
                         
Balance, March 3, 2019
 
 
540,709
   
$
13.49
   
 
 
 
Granted
   
114,450
     
16.44
     
 
 
Exercised
   
(6,200
)    
11.91
     
 
 
Terminated or expired
   
(66,750
)    
18.83
     
 
 
Balance, June 2, 2019
 
 
582,209
   
$
13.47
   
 
4.19
 
Vested and exercisable, June 2, 2019
 
 
436,609
   
$
13.10
   
 
5.45