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Summary of Dilutive Common Shares were Excluded from Calculation of Diluted Net Loss Per Share (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total 318,460 335,796 318,460 335,796
Shares Subject to Options to Purchase Common Stock [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total 83,356 125,946 83,356 125,946
Unvested Restricted Stock Units [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total 235,102 209,848 235,102 209,848
Shares Subject to Warrants to Purchase Common Stock [Member]        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total 2 2 2 2