Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details 2)

v3.8.0.1
Stock Based Compensation (Details 2) - Warrant [Member] - Placement agent and consultants [Member] - $ / shares
 9 Months Ended 12 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Warrants Available for Grant, Outstanding, Beginning Balance 210,227 210,227
Warrants Available for Grant, Exercised
Warrants Available for Grant, Expired
Warrants Available for Grant, Outstanding, Ending Balance 210,227 210,227
Number of Warrants, Outstanding, Beginning Balance 159,205 306,823
Number of Warrants, Exercised   (60,160)
Number of Warrants, Expired   (87,458)
Number of Warrants, Outstanding, Ending Balance 159,205 159,205
Weighted Average Exercise Price per Warrant, Outstanding, Beginning Balance $ 2.56 $ 2.79
Weighted Average Exercise Price per Warrant, Exercised 2.69
Weighted Average Exercise Price per Warrant, Expired 6.00
Weighted Average Exercise Price per Warrant, Outstanding, Ending Balance 1.38 2.56
Weighted Average Grant Date Fair Value per Warrant, Outstanding, Beginning Balance 1.16 1.26
Weighted Average Grant Date Fair Value per Warrant, Exercised 0.43
Weighted Average Grant Date Fair Value per Warrant, Expired 2.70
Weighted Average Grant Date Fair Value per Warrant, Outstanding, Ending Balance $ 0.68 $ 1.16
Weighted Average Remaining Exercise Term in Months, Outstanding, Beginning Balance 17 months 9 months
Weighted Average Remaining Exercise Term in Months, Outstanding, Ending Balance 21 months 17 months