Annual report pursuant to Section 13 and 15(d)

Convertible Notes Payable - Fair Value Measurements, Valuation Assumptions of Embedded Conversion Feature and Warrant (Details)

v3.3.1.900
Convertible Notes Payable - Fair Value Measurements, Valuation Assumptions of Embedded Conversion Feature and Warrant (Details) - $ / shares
12 Months Ended
Jan. 05, 2015
Dec. 16, 2014
Nov. 19, 2014
Mar. 19, 2014
Aug. 02, 2013
Dec. 31, 2015
Dec. 31, 2014
Jun. 19, 2015
Debt Instrument, Redemption [Line Items]                
Common stock closing price               $ 2.50
Convertible Debt [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price $ 1.75 $ 1.53 $ 1.70 $ 3.87 $ 4.15      
Conversion per share price $ 1.33 $ 1.3 $ 1.45 $ 3.29 $ 3.73      
Conversion shares 112,402 77,061 172,672 151,999 804,764      
Expected life (in years) 3 years 3 years 3 years 1 year 3 years      
Expected volatility 73.00% 74.00% 74.00% 62.00% 110.00%      
Call option value $ 0.97 $ 0.81 $ 0.90 $ 1.19 $ 2.82      
Risk-free interest rate 0.90% 1.10% 1.10% 0.15% 0.59%      
Dividends 0.00% 0.00% 0.00% 0.00% 0.00%      
Convertible Debt One [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price $ 1.75           $ 1.73  
Conversion per share price $ 1.33           $ 1.49  
Conversion shares 749,344           2,008,032  
Expected life (in years) 3 years           1 year 7 months 6 days  
Expected volatility 73.00%           64.00%  
Call option value $ 0.97           $ 0.64  
Risk-free interest rate 0.90%           0.67%  
Dividends 0.00%           0.00%  
Convertible Debt Two [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price             $ 1.73  
Conversion per share price             $ 1.47  
Conversion shares             340,020  
Expected life (in years)             2 months 12 days  
Expected volatility             66.00%  
Call option value             $ 0.35  
Risk-free interest rate             0.40%  
Dividends             0.00%  
Convertible Debt Three [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price             $ 1.73  
Conversion per share price             $ 1.26  
Conversion shares             199,177  
Expected life (in years)             2 years 10 months 24 days  
Expected volatility             74.00%  
Call option value             $ 0.77  
Risk-free interest rate             1.10%  
Dividends             0.00%  
Convertible Debt Four [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price             $ 1.73  
Conversion per share price             $ 1.26  
Conversion shares             77,061  
Expected life (in years)             3 years  
Expected volatility             74.00%  
Call option value             $ 0.78  
Risk-free interest rate             1.10%  
Dividends             0.00%  
Convertible Debt Five [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price              
Conversion per share price              
Conversion shares              
Expected volatility              
Call option value              
Risk-free interest rate              
Dividends              
Convertible Debt Six [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price           $ 1.00  
Conversion per share price           $ 1.00  
Conversion shares           3,000,000  
Expected life (in years)           7 months 6 days    
Expected volatility           85.00%  
Call option value           $ 0.26  
Risk-free interest rate           0.65%  
Dividends           0.00%  
Convertible Debt Seven [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price              
Conversion per share price              
Conversion shares              
Expected volatility              
Call option value              
Risk-free interest rate              
Dividends              
Convertible Debt Eight [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price              
Conversion per share price              
Conversion shares              
Expected volatility              
Call option value              
Risk-free interest rate              
Dividends              
Convertible Debt Nine [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price           $ 1.00    
Conversion per share price           $ 0.76    
Conversion shares           132,188    
Expected life (in years)           2 years    
Expected volatility           75.00%    
Call option value           $ 0.49    
Risk-free interest rate           0.98%    
Dividends           0.00%    
Convertible Debt Ten [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price           $ 1.00    
Conversion per share price           $ 1.00    
Conversion shares           150,000    
Expected life (in years)           2 years    
Expected volatility           75.00%    
Call option value           $ 0.41    
Risk-free interest rate           0.98%    
Dividends           0.00%    
Convertible Debt Eleven [Member]                
Debt Instrument, Redemption [Line Items]                
Common stock closing price           $ 1.00    
Conversion per share price           $ 1.00    
Conversion shares           475,000    
Expected life (in years)           2 years    
Expected volatility           75.00%    
Call option value           $ 0.41    
Risk-free interest rate           0.98%    
Dividends           0.00%