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Summary of Significant Accounting Policies - Schedule of Common Stock Equivalents Excluded from Diluted Net Loss Calculation (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from diluted net loss calculation 1,528,690 3,815,476 1,528,690 3,815,476
Options        
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from diluted net loss calculation 1,509,256 1,038,496 1,509,256 1,038,496
Warrants        
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from diluted net loss calculation 4,434 2,756,980 4,434 2,756,980
Restricted Stock Units        
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from diluted net loss calculation 15,000 20,000 15,000 20,000