Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2014
Investments and Fair Value Measurements [Abstract]  
Schedule of liabilities measured at fair value
  Level 1  Level 2  Level 3  Total 
LIABILITIES:            
Warrant liability $— $—  $23,425  $23,425 
Total warrant liability $—  $—  $23,425  $23,425 

 

  Level 1  Level 2  Level 3  Total 
LIABILITIES:            
Warrant liability $—  $—  $140,550  $140,550 
Total warrant liability $—  $—  $140,550  $140,550 

 
Schedule of estimated fair value of the warrant liability

  December 31,  December 31, 
  2014  2013 
Stock price $0.20  $0.42 
Strike price $2.50  $2.50 
Remaining contractual term (years)  1.1   2.1 
Volatility  125.7%  109.6%
Adjusted volatility  123.5%  102.5%
Risk-free rate  0.3%  0.4%
Dividend yield  0.0%  0.0%