Share Capital and Equity - Additional Information (Details) $ in Thousands		12 Months Ended
	Nov. 23, 2020 USD ($) shares	Dec. 31, 2020 USD ($) $ / shares	Dec. 31, 2019 USD ($)	Nov. 23, 2020 $ / shares	Jul. 31, 2020
Class Of Stock [Line Items]
Expected Life					2 years 3 months 21 days
Change in fair value of derivative liability | $		$ 1,578	$ (5,317)
Expected Annualized Volatility
Class Of Stock [Line Items]
Warrants measurement input					0.89
Option Pricing Model
Class Of Stock [Line Items]
Warrants classified as derivative liability value | $	$ 4,229
Expected Life	2 years	1 year 10 months 20 days
Option Pricing Model | Share Price
Class Of Stock [Line Items]
Warrants measurement input		1.15		0.94
Option Pricing Model | Exercise Price
Class Of Stock [Line Items]
Warrants measurement input				0.90
Option Pricing Model | Exchange Rate
Class Of Stock [Line Items]
Warrants measurement input		1.27		1.31
Option Pricing Model | Expected Annualized Volatility
Class Of Stock [Line Items]
Warrants measurement input	87.73	87.73
Option Pricing Model | Expected Dividend Yield
Class Of Stock [Line Items]
Warrants measurement input	0	0
Option Pricing Model | Measurement Input, Discount Rate
Class Of Stock [Line Items]
Warrants measurement input	0.16	0.13
Brokered Private Placement
Class Of Stock [Line Items]
Share capital units description		Each Unit is comprised of one subordinate voting share of the Company and one-half of a subordinate voting share purchase warrant.
Number of voting shares for each unit | shares	1
Number of warrants for each unit | shares	1.5
Number of shares called by each warrant | shares	1
Class of warrant year from which warrants exercisable	2 years
Warrants purchase price per share				$ 0.90
Net proceeds from issuance of stock with warrants | $	$ 12,247
Payments of share issuance costs | $	$ 690
Brokered Private Placement | Share Capital with Unit Price of C$0.70
Class Of Stock [Line Items]
Units issued | shares	24,644,500
Units issued, price per unit				$ 0.70
Class A Subordinate Voting Shares
Class Of Stock [Line Items]
Description of rights attached to each class of capital		one vote
Class C Multiple Voting Shares
Class Of Stock [Line Items]
Description of rights attached to each class of capital		800
Number of shares into which each class of another share is convertible		1.00%
Percentage of shares of one class held as a percentage of shares of another class		50.00%
Period when the convertibility of shares from one class to another become exercisable		3 years