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Note 10 - Stockholders' Equity (Tables)
6 Months Ended
Aug. 31, 2021
Notes Tables  
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]
  

Six Months Ended

 
  

August 31,

 
  

2021

  

2020

 

Outstanding non-vested restricted stock units as of February 28 or 29:

  209,450   265,555 

Granted

  -   - 

Vested

  (40,995)  (47,929)

Cancelled/forfeited

  (900)  - 

Outstanding non-vested restricted stock units as of August 31:

  167,555   217,626 
         

Weighted average grant date fair value

 $9.40  $9.40 

Weighted average remaining vesting period (in years)

  3.18   4.15