Net Loss Per Share (Tables)
 3 Months Ended
Mar. 31, 2020
Earnings Per Share [Abstract]  
Schedule of Basic and Diluted Earnings Per Share
The following table summarizes the computation of basic and diluted net loss per share for the periods presented:
 
 
 
 
 
Three Months Ended March 31,
 
2020
 
2019
 
 
 
 
 
(in thousands, except share and per share data)
Numerator:
 
 
 
Net loss
$
(17,759
)
 
$
(10,779
)
Denominator:


 
 
Weighted average common shares used for basic and diluted earnings per share
22,456,365

 
20,495,671

 
 
 
 
Loss per share:
 
 
 
Basic and diluted
$
(0.79
)
 
$
(0.53
)
 
 
 
 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share
The following potentially dilutive securities outstanding at the end of the periods presented have been excluded from the computation of diluted shares:
 
 
 
 
 
Three Months Ended March 31,
 
2020
 
2019
Options to purchase common shares
1,632,871

 
1,536,422

Shares issuable on vesting of restricted stock awards
108,472

 
269,138

Warrants to purchase common shares
5,500

 
25,161

Total
1,746,843

 
1,830,721