Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity (Details 1)

v3.19.1
Shareholders' Equity (Details 1)
3 Months Ended
Mar. 31, 2019
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Outstanding beginning | shares 2,520,101
Granted | shares 837,144
Exercised | shares (416)
Forfeited/canceled | shares (35,834)
Outstanding ending | shares 3,320,995
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]  
Outstanding beginning | $ / shares $ 4.32
Granted | $ / shares 4.32
Exercised | $ / shares 3.78
Forfeited/canceled | $ / shares 4.28
Outstanding ending | $ / shares $ 4.32
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Life [Roll Forward]  
Outstanding beginning 8 years 8 months 19 days
Outstanding ending 8 years 6 months 22 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Aggregate Intrinsic Value [Roll Forward]  
Outstanding beginning | $
Exercised | $ [1]
Outstanding ending | $
[1] represents amount less than $1,000