Quarterly report pursuant to Section 13 or 15(d)

Warrants and Derivative Liabilities (Details 4)

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Warrants and Derivative Liabilities (Details 4) - USD ($)
1 Months Ended 3 Months Ended
Feb. 16, 2018
Jan. 19, 2018
Mar. 31, 2019
Mar. 31, 2018
Derivative Liabilities Line Items        
Initial Fair Value of Emerald Financing Warrant Liability     $ 516,058 $ 10,784,634
Less: Proceeds from Emerald Financing       (3,240,878)
Emerald Financing - Warrant Liability        
Derivative Liabilities Line Items        
Initial Fair Value of Emerald Financing Warrant Liability $ 5,707,423 $ 4,717,211 $ 0 10,424,634
Excess over proceeds adjustment $ 3,957,423 $ 3,217,211   $ 7,174,634