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Net Loss Per Share (Tables)
12 Months Ended
Dec. 31, 2020
Earnings Per Share [Abstract]  
Schedule of Outstanding Potentially Dilutive Securities Excluded From Calculation of Diluted Net Loss

The following outstanding potentially dilutive shares, including all outstanding stock options, have been excluded from the calculation of diluted net loss per share for the periods presented due to their anti-dilutive effect:

 

 

 

Year Ended December 31,

 

 

 

2020

 

 

2019

 

Stock options to purchase common stock

 

 

1,898,395

 

 

 

1,320,243

 

Shares available for future option grants

 

 

1,433,991

 

 

 

1,523,950

 

Total

 

 

3,332,386

 

 

 

2,844,193