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Presentation and Preparation of the Consolidated Financial Statements and Significant Accounting Policies - Summary of Share Options Outstanding, Expiry Dates and Exercise Prices (Details) - $ / shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date January 1st, March 1st, March 2nd, March 11th, March 12th, March 15th, March 29th, ;May 11th, ;May 18 and December 9th January 31st, August 24th, November 15th and November 23rd
Share options and RSUs outstanding 4,032,345 17,361,000
Weighted average remaining contractual life of restricted share units and share options outstanding at end of the period 4 years 2 months 26 days 4 years 7 days
Employee Share Purchase Plan Grant Date August 1st, 2018    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date August 1st, 2018  
Vesting period 3 years  
Expiry date Aug. 01, 2021  
Exercise price (U.S. Dollars per A Share) $ 0.74  
Share options and RSUs outstanding 90,500 271,500
Employee Share Purchase Plan Grant Date October 1st, 2019    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date October 1st, 2019  
Vesting period 3 years  
Expiry date Oct. 01, 2022  
Exercise price (U.S. Dollars per A Share) $ 2.18  
Share options and RSUs outstanding 90,000 135,000
Employee Share Purchase Plan Grant Date January 31st, 2020    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date January 31st, 2020  
Vesting period 1 year  
Expiry date Dec. 31, 2024  
Exercise price (U.S. Dollars per A Share) $ 2.04  
Share options and RSUs outstanding 15,459,000
Employee Share Purchase Plan Grant Date August 24th, 2020    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date August 24th, 2020  
Vesting period 5 years  
Expiry date Aug. 24, 2025  
Exercise price (U.S. Dollars per A Share) $ 3.30  
Share options and RSUs outstanding 835,000 835,000
Employee Share Purchase Plan Grant Date November 15th, 2020    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date November 15th, 2020  
Vesting period 4 years  
Expiry date Nov. 15, 2024  
Exercise price (U.S. Dollars per A Share) $ 4.15  
Share options and RSUs outstanding 135,000 135,000
Employee Share Purchase Plan Grant Date November 23rd, 2020    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date November 23rd, 2020  
Vesting period 5 years  
Expiry date Nov. 23, 2025  
Exercise price (U.S. Dollars per A Share) $ 3.88  
Share options and RSUs outstanding 525,500 525,500
Employee Share Purchase Plan Grant Date January 1st, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date January 1st, 2021  
Vesting period 5 years  
Expiry date Jan. 01, 2026  
Exercise price (U.S. Dollars per A Share) $ 3.88  
Share options and RSUs outstanding 210,000  
Employee Share Purchase Plan Grant Date March 1st, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 1st, 2021  
Vesting period 1 year  
Expiry date Mar. 01, 2022  
Exercise price (U.S. Dollars per A Share) $ 0.002  
Share options and RSUs outstanding 5,500  
Employee Share Purchase Plan Grant Date March 2nd, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 2nd, 2021  
Vesting period 5 years  
Expiry date Mar. 02, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 10,000  
Employee Share Purchase Plan Grant Date March 11th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 11th, 2021  
Vesting period 5 years  
Expiry date Mar. 11, 2026  
Exercise price (U.S. Dollars per A Share) $ 0.002  
Share options and RSUs outstanding 1,031,000  
Employee Share Purchase Plan Grant Date March 11th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 11th, 2021  
Vesting period 5 years  
Expiry date Mar. 11, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 36,000  
Employee Share Purchase Plan Grant Date March 12nd, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 12nd, 2021  
Vesting period 5 years  
Expiry date Mar. 12, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 7,000  
Employee Share Purchase Plan Grant Date March 15th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 15th, 2021  
Vesting period 5 years  
Expiry date Mar. 15, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 7,500  
Employee Share Purchase Plan Grant Date March 29th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date March 29th, 2021  
Vesting period 5 years  
Expiry date Mar. 29, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 10,000  
Employee Share Purchase Plan Grant Date May11th2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date May 11th, 2021  
Vesting period 5 years  
Expiry date May 11, 2026  
Exercise price (U.S. Dollars per A Share) $ 7.44  
Share options and RSUs outstanding 927,500  
Employee Share Purchase Plan Grant Date May 11th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date May 11th, 2021  
Vesting period 3 years  
Expiry date May 11, 2024  
Exercise price (U.S. Dollars per A Share) $ 0.002  
Share options and RSUs outstanding 22,500  
Employee Share Purchase Plan Grant Date May 18th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date May 18th, 2021  
Vesting period 5 years  
Expiry date May 18, 2026  
Exercise price (U.S. Dollars per A Share) $ 16.17  
Share options and RSUs outstanding 10,000  
Employee Share Purchase Plan Grant Date December 9th, 2021    
Disclosure Of Range Of Exercise Prices Of Outstanding Share Options [Line Items]    
Grant date December 9th, 2021  
Vesting period 5 years  
Expiry date Dec. 09, 2026  
Exercise price (U.S. Dollars per A Share) $ 0.002  
Share options and RSUs outstanding 79,345