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Fair Value Measurement (Tables)
12 Months Ended
Dec. 31, 2019
Fair Value Disclosures [Abstract]  
Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table represents the Company’s hierarchy for its financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2019 and 2018.

 

    December 31, 2019  
    Level 1     Level 2     Level 3     Total  
Liabilities:                                
Secured convertible debentures   $     $     $ 1,593,809     $ 1,593,809  
Proceeds investment agreement                 6,500,000       6,500,000  
    $     $     $ 8,093,809     $ 8,093,809  

 

    December 31, 2018  
    Level 1     Level 2     Level 3     Total  
Liabilities:                                
Secured convertible debentures   $     $     $     $  
Proceeds investment agreement                 9,142,000       9,142,000  
    $     $     $ 9,142,000     $ 9,142,000  

Fair Value Measurements Change in Level 3 Inputs

The following table represents the change in Level 3 tier value measurements:

 

    2019              
    Secured     Proceeds        
    Convertible     Investment        
    Notes     Agreement     Total  
                   
Balance, December 31, 2018   $     $ 9,142,000     $ 9,142,000  
                         
Principal payments made on debentures           (6,000,000 )     (6,000,000 )
                         
New secured convertible debentures     1,845,512             1,845,512  
                         
Conversion of secured convertible debentures     (648,067 )           (648,067 )
                         
Repayment of 2019 secured convertible notes     (123,457 )             (123,457 )
Change in fair value of secured convertible debentures and proceeds investment agreement     519,821       3,358,000       3,877,821  
                         
Balance, December 31, 2019   $ 1,593,809     $ 6,500,000     $ 8,093,809