Quarterly report pursuant to Section 13 or 15(d)

Note 16 - Stock-based Compensation - Summary of Stock Option Activity (Details)

v3.22.1
Note 16 - Stock-based Compensation - Summary of Stock Option Activity (Details) - 3 months ended Feb. 28, 2022
$ / shares
shares
$ / shares
$ / shares
shares
Outstanding, stock options (in shares) | shares 586,783 586,783
Outstanding, weighted-average exercise price per stock option (in CAD per share) | $ / shares  
Granted, stock options (in shares) | shares 0 0
Granted, weighted-average exercise price per share (in CAD per share) | $ / shares   $ 0
Exercised, stock options (in shares) | shares (202,619) (202,619)
Exercised, weighted-average exercise price per share (in CAD per share) | $ / shares   $ 1.81
Forfeited, stock options (in shares) | shares (10,333) (10,333)
Forfeited, weighted-average exercise price per share (in dollars per share) | $ / shares $ 14.90  
Outstanding, stock options (in shares) | shares 373,831 373,831
Outstanding, weighted-average exercise price per stock option (in dollars per share) | $ / shares $ 4.08  
Exercisable, stock options (in shares) | shares 327,832 327,832
Exercisable, weighted-average exercise price per share (in dollars per share) | $ / shares $ 2.13 $ 2.13