Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Summary of Options Activity (Details)

v3.20.1
Stockholders' Equity - Summary of Options Activity (Details) - Stock Option [Member]
12 Months Ended
Dec. 31, 2019
USD ($)
$ / shares
shares
Number of shares options outstanding | shares 105,308
Number of shares options granted | shares 191,542
Number of shares options exercised | shares
Number of shares options canceled/forfeited/expired | shares (31,300)
Number of shares options outstanding | shares 265,550
Number of shares options exercisable | shares 136,708
Weighted average exercise price options outstanding | $ / shares $ 33.10
Weighted average exercise price options granted | $ / shares 2.88
Weighted average exercise price options exercised | $ / shares
Weighted average exercise price options canceled/forfeited/expired | $ / shares 44.79
Weighted average exercise price options outstanding | $ / shares 9.93
Weighted average exercise price option exercisable | $ / shares $ 16.74
Weighted average remaining life in years outstanding 5 years 7 months 6 days
Weighted average remaining life in years exercisable 3 years 7 months 6 days
Aggregate intrinsic value outstanding | $
Aggregate intrinsic value exercisable | $