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

SHARE CAPITAL - Additional Information (Detail)

v3.21.1
SHARE CAPITAL - Additional Information (Detail)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended
Feb. 24, 2021
USD ($)
$ / shares
shares
Feb. 17, 2021
USD ($)
shares
Jan. 26, 2021
USD ($)
$ / shares
shares
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Mar. 31, 2021
$ / shares
shares
Mar. 31, 2021
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Dec. 31, 2020
$ / shares
shares
Disclosure of classes of share capital [line items]                  
Shares issued | shares   19,568       109,527,690 109,527,690 83,184,843 83,184,843
Sale of offering units | shares 9,585,250   7,419,354            
Offering price per share $ 2.40   $ 1.55            
Gross proceeds from offerings | $ $ 23,005 $ 14 $ 11,500            
Net issuance costs | $ $ 21,093   $ 10,231   $ 214        
Exercise price per share $ 3.00   $ 2.00            
Broker warrants to purchase common stock | shares 670,967   518,234            
Common stock price per share $ 3.00   $ 1.9375            
Stock based compensation | $       $ 769 $ 229        
Canadian Dollar [Member]                  
Disclosure of classes of share capital [line items]                  
Weighted average exercise price of options outstanding           $ 4.22   $ 5.10  
Weighted average exercise price of options exercisable           $ 4.21      
US Dollar [Member]                  
Disclosure of classes of share capital [line items]                  
Weighted average exercise price of options outstanding             $ 1.64   $ 1.13
Weighted average exercise price of options exercisable             $ 2.41