Quarterly report pursuant to Section 13 or 15(d)

Income Taxes - Schedule of Reconciliation of Tax Provision with Expected Provision (Detail)

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Income Taxes - Schedule of Reconciliation of Tax Provision with Expected Provision (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Income Tax Disclosure [Abstract]        
Benefit on net loss $ 2,818,684   $ 3,928,774 $ (139,675)
Nondeductible expenses 499   1,538  
Valuation allowance (expense) (2,805,403)   (3,913,048) $ 139,675
Income tax (reduction) benefit $ 13,780   $ 17,264  
Benefit on net loss 25.00% 0.00% 25.30% 25.30%
Nondeductible expenses, percentage 0.00% 0.00% 0.00% 0.00%
Valuation allowance (expense), percentage (24.90%) 0.00% (25.20%) (25.30%)
Other items, percentage 0.00% 0.00% 0.00% 0.00%
Tax benefit/effective rate 0.10%   (0.10%)