Annual report pursuant to Section 13 and 15(d)

Basis of Presentation and Summary of Significant Accounting Policies (Tables)

v3.21.1
Basis of Presentation and Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule of reconciliation of the components of cash and restricted cash
    December 31,  
    2020     2019  
Cash   $ 20,762,084     $ 9,603,266  
Restricted cash     2,210,902       2,000,119  
Total cash and restricted cash presented in the consolidated statements of cash flows   $ 22,972,986     $ 11,603,385  

 
Schedule of liability deferred revenue
    Years Ended December 31,  
    2020     2019  
Balance, beginning of year   $ 5,510,460     $ 4,865,499  
Deferral of revenue     16,411,279       14,752,642  
Recognition of unearned revenue     (16,483,184 )     (14,107,681 )
Balance, end of year   $ 5,438,555     $ 5,510,460  

 
Schedule of diluted weighted-average shares of common stock outstanding
    December 31,  
    2020     2019  
Convertible preferred stock    
—
       14,639,043  
Convertible preferred stock warrants    
—
       2,710,498  
Common stock warrants     2,991,499       5,585  
Stock options     4,211,857       2,749,298  
      7,203,356       20,104,424