XML 45 R34.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stockholders' Equity (Details 4) - Warrants [Member] - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Summary of fair value of options and warrants granted using black-scholes option-pricing model with weighted-average assumptions    
Expected volatility 191.00%  
Risk free interest rate 2.44%  
Expected dividend yield
Expected option term (in years) 3 years  
Weighted average grant date fair value $ 0.21  
Minimum [Member]    
Summary of fair value of options and warrants granted using black-scholes option-pricing model with weighted-average assumptions    
Expected volatility   181.00%
Risk free interest rate   1.03%
Expected option term (in years)   1 year 4 months 24 days
Weighted average grant date fair value   $ 0.37
Maximum [Member]    
Summary of fair value of options and warrants granted using black-scholes option-pricing model with weighted-average assumptions    
Expected volatility   211.00%
Risk free interest rate   2.22%
Expected option term (in years)   8 years 6 months
Weighted average grant date fair value   $ 0.50