Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Share capital - Fully diluted loss per share did not include effect would be anti dilutive (Details)

v3.21.1
Share capital - Fully diluted loss per share did not include effect would be anti dilutive (Details) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Stock options      
IFRS Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Fully diluted loss per share did not include in calculation of EPS as the effect would be anti-dilutive 13,008,364 12,908,315 4,756,174
Warrants      
IFRS Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Fully diluted loss per share did not include in calculation of EPS as the effect would be anti-dilutive 15,070,883 20,603,396 22,369,718
DSUs      
IFRS Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Fully diluted loss per share did not include in calculation of EPS as the effect would be anti-dilutive 44,623 0 0
RSUs      
IFRS Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Fully diluted loss per share did not include in calculation of EPS as the effect would be anti-dilutive 507,829 0 0