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Share-based Compensation - Summary of Outstanding Stock Options (Details) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants 2,080,000  
Warrants outstanding and exercisable, Weighted average contractual life (years) 3 years  
Stock Options    
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants 720,600 623,850
Warrants outstanding and exercisable, Weighted average contractual life (years) 9 years 2 months 4 days 7 years 11 months 19 days
Number of options, Stock options exercisable 159,017 22,500
Weighted average contractual life, Stock options exercisable (years) 9 years 25 days 4 years 11 months 19 days
$1.15 | Stock Options    
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants 400,000  
Warrants outstanding and exercisable, Weighted average contractual life (years) 9 years 4 months 28 days  
$1.19 | Stock Options    
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants 81,600  
Warrants outstanding and exercisable, Weighted average contractual life (years) 9 years 5 months 26 days  
Number of options, Stock options exercisable 81,600  
Weighted average contractual life, Stock options exercisable (years) 9 years 5 months 26 days  
$3.15 | Stock Options    
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants 239,000 373,850
Warrants outstanding and exercisable, Weighted average contractual life (years) 8 years 8 months 4 days 9 years 2 months 15 days
Number of options, Stock options exercisable 77,417 22,500
Weighted average contractual life, Stock options exercisable (years) 8 years 7 months 17 days 4 years 11 months 19 days
$5.93 | Stock Options    
Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]    
Warrants outstanding and exercisable, Number of warrants   250,000
Warrants outstanding and exercisable, Weighted average contractual life (years)   6 years 4 months 13 days