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Shareholders' Deficit - Schedule of Outstanding Stock Options (Details) - $ / shares
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Equity [Abstract]    
Number of shares, Outstanding at beginning of period 3,505,119 907,315
Number of shares, Granted 869,075 1,013,635
Number of shares, Exercised (266,687)  
Number of shares, Cancelled or forfeited (7,962)  
Number of shares, Outstanding at end of period 4,099,545 1,920,950
Weighted average exercise price, Outstanding at beginning of period $ 2.07 $ 1.66
Weighted average exercise price, Granted 16.35 2.06
Weighted average exercise price, Exercised 1.83  
Weighted average exercise price, Cancelled or forfeited 2.13  
Weighted average exercise price, Outstanding at end of period $ 5.11 $ 1.87