Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details 2)

v3.2.0.727
Stock Based Compensation (Details 2) - Warrant [Member] - Placement agent and consultants [Member] - $ / shares
6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Shares Available For Grant [Roll Forward]    
Shares Available For Grant, Outstanding, Beginning Balance 2,740,983 4,339,590
Shares Available For Grant, Additional stock reserved    
Shares Available For Grant, Granted (281,571) (1,598,607)
Shares Available For Grant, Exercised    
Shares Available For Grant, Forfeited    
Shares Available For Grant Warrants Expired 956,804  
Shares Available For Grant, Outstanding, Ending Balance 3,416,216 2,740,983
Number of Shares    
Number of Shares, Outstanding, Beginning Balance 4,101,488 3,130,894
Number of Shares, Additional stock reserved    
Number of Shares, Granted 281,571 1,598,607
Number of Shares, Exercised (281,571)  
Number of Shares, Forfeited    
Number of Shares, Expired (956,804) (628,013)
Number of Shares, Outstanding, Ending Balance 3,144,684 4,101,488
Weighted Average Exercise Price per Share    
Weighted Average Exercise Price per Share, Beginning Balance $ 0.36 $ 0.46
Weighted Average Exercise Price per Share, Additional stock reserved    
Weighted Average Exercise Price per Share, Granted $ 0.14 $ 0.17
Weighted Average Exercise Price per Share, Exercised $ 0.14  
Weighted Average Exercise Price per Share, Forfeited    
Weighted Average Exercise Price per Share, Expired   $ 0.39
Weighted Average Exercise Price per Share, Outstanding, Ending Balance $ 1.78 0.36
Weighted Average Grant Fair Value Per Share    
Weighted Average Grant Date Fair Value per Share, Outstanding, Beginning Balance 0.15 0.21
Weighted Average Grant Date Fair Value per Share, Granted 0.12 $ 0.06
Weighted Average Grant Date Fair Value per Share, Exercised $ 0.12  
Weighted Average Grant Date Fair Value per Share, Forfeited    
Weighted Average Grant Date Fair Value per Share, Expired   $ 0.18
Weighted Average Grant Date Fair Value per Share, Ending Balance $ 0.09 $ 0.15
Weighted Average Remaining Exercise Term [Roll Forward]    
Weighted Average Remaining Exercise Term in Months, Beginning Balance 14 months 24 months
Weighted Average Remaining Exercise Term in Months, Granted 30 months 34 months
Weighted Average Remaining Exercise Term in Months, Exercised 30 months  
Weighted Average Remaining Exercise Term in Months, Ending Balance 30 months 14 months