Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Share capital - Fair value of options (Details)

v3.19.3
Share capital - Fair value of options (Details) - Stock options
9 Months Ended
Sep. 30, 2019
Disclosure of classes of share capital [line items]  
Annualized volatility 62.29%
Dividend rate 0.00%
Minimum  
Disclosure of classes of share capital [line items]  
Expected life of options 3 years
Risk-free interest rate 1.25%
Maximum  
Disclosure of classes of share capital [line items]  
Expected life of options 5 years
Risk-free interest rate 1.58%