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Restricted Stock Liabilities (Tables)
9 Months Ended
Sep. 30, 2021
Restricted Stock Liabilities  
Schedule of Components of Restricted Stock Liabilities

The following table presents the components of the restricted stock liabilities:

 

   As of 
   September 30, 2021   December 31, 2020 
Restricted stock liabilities recorded upon modification of the restricted stock awards and units (1,064,549 restricted stock to be purchased at $4.00 per share)  $4,258,196   $4,258,196 
Less imputed interest   (457,462)   (457,462)
Present value of restricted stock liabilities   3,800,734    3,800,734 
Less payments (excluding imputed interest)   (1,342,379)   (177,425)
Restricted stock liabilities  $2,458,355   $3,623,309 
Current portion of restricted stock liabilities (included in accrued expenses and other)  $1,936,734   $1,627,499 
Long-term portion of restricted stock liabilities   521,621    1,995,810 
Total restricted stock liabilities  $2,458,355   $3,623,309