Annual report pursuant to Section 13 and 15(d)

Stock Options - Schedule of Stock Option Activity (Details)

v3.20.1
Stock Options - Schedule of Stock Option Activity (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Share-based Payment Arrangement [Abstract]    
Number of options outstanding beginning balance 2,478,974 1,456,064
Number of options granted 2,531,971 1,400,418
Number of options forfeited (777,223) (345,000)
Number of options exercised (32,508)
Number of options outstanding ending balance 4,233,722 2,478,974
Number of options vested 1,496,439  
Number of options exercisable 888,834  
Weighted average exercise price outstanding beginning balance $ 5.25 $ 3.90
Weighted average exercise price granted 2.07 6.75
Weighted average exercise price forfeited 6.42 5.85
Weighted average exercise price exercised
Weighted average exercise price outstanding ending balance 1.73 $ 5.25
Weighted average exercise price vested 2.13  
Weighted average exercise price exercisable $ 2.55  
Weighted average remaining contractual term outstanding 2 years 11 months 4 days 2 years 1 month 2 days
Weighted average remaining contractual term outstanding 2 years 6 months 14 days 2 years 11 months 4 days
Aggregate intrinsic value outstanding beginning balance
Aggregate intrinsic value granted
Aggregate intrinsic value forfeited
Aggregate intrinsic value exercised
Aggregate intrinsic value outstanding ending balance 995,000
Aggregate intrinsic value vested 263,851  
Aggregate intrinsic value exercisable $ 83,252