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Stock-Based Compensation - Additional Information (Detail) - USD ($)
1 Months Ended 6 Months Ended 12 Months Ended
Jan. 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant-date fair values of options granted   $ 1.63    
Unvested option   2,413,751    
Unrecognized compensation cost   $ 3,532,185    
Unrecognized compensation cost, recognition period   2 years 1 month 24 days    
Number of shares issued upon stock options exercised   252,500    
Number of options granted   2,065,000    
Common Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares issued upon stock options exercised   109,201    
Restricted stock awards granted   32,693 19,068  
Chief Executive Officer [Member] | Deferred Bonus [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation cost   $ 0    
Description of Outstanding Shares of Deferred Stock Units Issued to Chief Executive Officer Terms   The Company shall issue the shares underlying the outstanding whole number of DSUs credited to Mr. Lewis as follows: twenty five percent shall be issued on March 1, 2023, twenty five percent shall be issued on September 1, 2023 and fifty percent shall be issued on March 1, 2024    
Stock Based Compensation Expense   $ 200,000   $ 60,000
Common stock reserved for future issuance   73,946   27,027
Common Stock Weighted average Grant Date fair Value   $ 2.70   $ 2.22
Reclassification of accrued compensation to additional paid in capital   $ 60,000    
Chief Executive Officer [Member] | Deferred Profit Sharing [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Percentage of base salary paid in cash   20.00%    
Percentage of base salary paid in deferred stock units   80.00%    
Restricted Stock | Non Employees Seven Board Of Directors        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Restricted stock awards granted 32,693 16,588    
Amortized expense $ 93,500 $ 35,000