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Stockholders' Equity - Schedule of Warrants Outstanding (Details) - $ / shares
1 Months Ended 9 Months Ended
Jan. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Underlying Shares (in shares)   310,860 539,152
Exercise Price (in dollars per share)   $ 3.59  
Investor Warrants      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Underlying Shares (in shares) 688,360 269,180 497,472
Exercise Price (in dollars per share) $ 3.37 $ 3.3700 $ 3.3700
Placement Agent Warrants      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of Underlying Shares (in shares) 48,185 41,680 41,680
Exercise Price (in dollars per share) $ 4.99 $ 4.9940 $ 4.9940