Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Computation of Net Loss Per Share (Details)

v3.21.2
Note 10 - Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Computation of Net Loss Per Share (Details) - shares
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Employee and Non-employee Stock Options [Member]        
Antidilutive Securities (in shares) 1,959,100 1,395,399 1,959,100 1,395,399
Warrant [Member]        
Antidilutive Securities (in shares) 265,000 265,000 265,000 265,000
Deferred Share Units [Member]        
Antidilutive Securities (in shares) 71,509 47,237 71,509 47,237