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ACCOUNTS PAYABLE AND ACCRUED EXPENSES
3 Months Ended
Mar. 31, 2018
Payables and Accruals [Abstract]  
ACCOUNTS PAYABLE AND ACCRUED EXPENSES
  7. ACCOUNTS PAYABLE AND ACCRUED EXPENSES

 

Accounts payable and accrued expenses consist of the following at:

 

    March 31,     December 31,  
    2018     2017  
             
Accounts payable   $ 4,817,219     $ 3,003,086  
Accrued expenses     5,402,706       3,308,738  
Total   $ 10,219,925     $ 6,311,824