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Stockholders' Equity
3 Months Ended
Mar. 31, 2022
Equity [Abstract]  
Stockholders' Equity Stockholders’ Equity
 
Common Stock
 
The Company had reserved shares of common stock for issuance as follows:
 
 March 31, 2022December 31, 2021
Stock options and restricted stock units issued and outstanding5,997,843 4,892,164 
Stock options and restricted stock units available for grant under stock option plans5,929,676 4,418,364 
Common stock available for the Employee Stock Purchase Plan1,408,296 1,490,130 
Total13,335,815 10,800,658