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Net Loss Per Common Share (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Schedule of Outstanding Common Stock Equivalents Excluded From Diluted Net Loss Per Common Share The following outstanding common stock equivalents have been excluded from diluted net loss per common share because their inclusion would be anti-dilutive:
 
 Three Months Ended March 31,
 20222021
Shares of common stock subject to outstanding options3,703,656 3,944,887 
Employee stock purchase plan30,622 15,720 
Restricted stock units1,559,540 886,584 
Total common stock equivalents5,293,818 4,847,191