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Redeemable Convertible Preferred Stock (Tables)
 9 Months Ended
Sep. 30, 2017
Temporary Equity Disclosure [Abstract]  
Fair Value Inputs, Liabilities, Quantitative Information [Table Text Block]
The table below shows the quantitative information about the significant unobservable inputs used in the fair value measurement of level 3 conversion feature liability at September 30, 2017:
 
Expected life of the redemption in years
 
 
1.0
 
Risk free interest rate
 
 
1.31
%
Expected annual volatility
 
 
177.29
%
Annual rate of dividends
 
 
0
%
Schedule of Derivative Liabilities at Fair Value [Table Text Block]
The changes in the fair value of the derivative are as follows:
 
Beginning as of January 1, 2017
 
$
137,177
 
Decrease in fair value
 
 
(6,939)
 
 
 
 
 
 
Ending balance as of September 30, 2017
 
$
130,238