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PREFERRED STOCK AND DETACHABLE WARRANTS (Details 2) - USD ($)
6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance at beginning of period $ 2,245,408 $ 4,365,992
Change in valuation of warrants (44,162) (1,305,441)
Balance at end of period $ 2,201,246 $ 3,060,551