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Stock-Based Compensation - Additional Information (Details) - USD ($)
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense   $ 415,000
Restricted Stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense $ 127,000  
Unvested restricted shares forfeited 26,250  
Unrecognized compensation expense, recognition period 2 years 3 months  
Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense, recognition period 1 year 1 month 6 days