Note 18 - Costs Associated With Company-owned Store Closures (Tables)
 12 Months Ended
Feb. 29, 2020
Notes Tables  
Restructuring and Related Costs [Table Text Block]
   
2020
    
2019
    
2018
  
Loss on distribution of assets
   $
15,400
     $
81,981
     $
-
  
Lease settlement costs
    
-
      
145,000
      
-
  
                         
Total
   $
15,400
     $
226,981
     $
-