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4. ACCRUED EXPENSES (Tables)
9 Months Ended
Sep. 30, 2019
Payables and Accruals [Abstract]  
Accrued expenses
   September 30,   December 31, 
   2019   2018 
Lease liability  $480,094   $ 
Accrued vacation   169,061    196,888 
Accrued salaries   100,141     
Accrued interest   43,389    239,838 
Accrued rent       66,349 
Accrued loss contingency       71,744 
Other accrued expense   31,252    39,351 
Total accrued expenses  $823,937   $614,170