XML 48 R37.htm IDEA: XBRL DOCUMENT v3.21.1
Supplemental Cash Flow Information (Tables)
 3 Months Ended
Mar. 31, 2021
Supplemental Cash Flow Information [Abstract]  
Supplemental cash flow information
    Three-months Ended March 31,  
    2021     2020  
Cash paid for interest   $ 1,707,931     $ 1,588,030  
                 
Cash, cash equivalents, and restricted cash
   

March 31,

2021

    

December 31,

2020

  
Cash and cash equivalents   $ 80,049     $ 1,466,831  
Restricted cash (1)     2,049,056       2,049,056  
Total cash, cash equivalents, and restricted cash   $ 2,129,105     $ 3,515,887  

                                  

(1) Amounts included in restricted cash represent the deposits required under the Company's lines of credit.