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Warrant Liabilities (Tables)
12 Months Ended
Dec. 31, 2013
Warrant Liabilities [Abstract]  
Summary of assumptions used in connection with the valuation of warrants issued
  
December 31,
2013
  
Initial
Measurement
June 25,
2013
 
       
Number of shares underlying the warrants
  5,309,438   5,416,851 
Exercise price
 $1.65  $1.65 
Volatility
  135%  140%
Risk-free interest rate
  1.75%  1.49%
Expected dividend yield
  0   0 
Expected warrant life (years)
  4.50   5 
Stock Price
 $1.80  $0.96 
Summary of fair value measurements using significant unobservable inputs (Level 3)
  
Initial 
Measurement
June 25,
2013
  
Decrease from
Warrants
Exercised
in 2013
  
Increase in
Fair Value
  
December 31,
2013
 
Warrant liability
 $4,827,788  $(201,311) $3,654,770  $8,281,247