Quarterly report pursuant to Section 13 or 15(d)

Note 13 - Share-based Compensation - Stock Options Outstanding (Details)

v3.19.1
Note 13 - Share-based Compensation - Stock Options Outstanding (Details)
 3 Months Ended
Mar. 31, 2019
$ / shares
shares
Outstanding, shares (in shares) | shares 674,045
Outstanding, weighted average remaining contractual life (Year) 7 years 255 days
Outstanding, weighted average exercise price (in CAD per share) $ 5.77
Exercisable, shares (in shares) | shares 430,091
Exercisable, weighted average remaining contractual life (Year) 5 years 109 days
Exercise Price Range 1 [Member]  
Per share exercise price, lower range (in CAD per share) $ 1
Per share exercise price, upper range (in CAD per share) $ 1.99
Outstanding, shares (in shares) | shares 50,000
Outstanding, weighted average remaining contractual life (Year) 6 years 219 days
Outstanding, weighted average exercise price (in CAD per share) $ 1.50
Exercisable, shares (in shares) | shares 50,000
Exercisable, weighted average remaining contractual life (Year) 6 years 219 days
Exercise Price Range 2 [Member]  
Per share exercise price, lower range (in CAD per share) $ 2
Per share exercise price, upper range (in CAD per share) $ 2.99
Outstanding, shares (in shares) | shares 132,900
Outstanding, weighted average remaining contractual life (Year) 6 years 255 days
Outstanding, weighted average exercise price (in CAD per share) $ 2.28
Exercisable, shares (in shares) | shares 131,233
Exercisable, weighted average remaining contractual life (Year) 6 years 255 days
Exercise Price Range 3 [Member]  
Per share exercise price, lower range (in CAD per share) $ 3.70
Per share exercise price, upper range (in CAD per share) $ 3.99
Outstanding, shares (in shares) | shares 124,571
Outstanding, weighted average remaining contractual life (Year) 7 years 255 days
Outstanding, weighted average exercise price (in CAD per share) $ 3.88
Exercisable, shares (in shares) | shares 100,822
Exercisable, weighted average remaining contractual life (Year) 7 years 255 days
Exercise Price Range 4 [Member]  
Per share exercise price, lower range (in CAD per share) $ 4
Per share exercise price, upper range (in CAD per share) $ 4.99
Outstanding, shares (in shares) | shares 134,104
Outstanding, weighted average remaining contractual life (Year) 8 years 292 days
Outstanding, weighted average exercise price (in CAD per share) $ 4.54
Exercisable, shares (in shares) | shares 53,583
Exercisable, weighted average remaining contractual life (Year) 8 years 73 days
Exercise Price Range 5 [Member]  
Per share exercise price, lower range (in CAD per share) $ 7
Per share exercise price, upper range (in CAD per share) $ 26
Outstanding, shares (in shares) | shares 232,470
Outstanding, weighted average remaining contractual life (Year) 7 years 328 days
Outstanding, weighted average exercise price (in CAD per share) $ 10.42
Exercisable, shares (in shares) | shares 94,453
Exercisable, weighted average remaining contractual life (Year) 6 years 73 days