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Stockholders' Equity - Schedule of Assumptions Used to Compute the Share-based Compensation Expense for Stock Options and Warrants (Details)
12 Months Ended
Dec. 31, 2018
Equity [Abstract]  
Volatility 98.20%
Expected option term 3 years 7 months 6 days
Risk-free interest rate 2.70%
Expected forfeiture rate 0.00%
Expected dividend yield 0.00%