Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.10.0.1
Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions

The following table provides the weighted average assumptions used in determining the fair value of the stock option awards granted during the six-month periods ended June 30, 2018 and 2017.

 

    Six Months Ended  
    June 30, 2018     June 30, 2017  
    (unaudited)  
             
Risk-free interest rate     2.65 %     1.96 %
Expected life     6.00       4.91  
Expected volatility     126.93 %     138.71 %
Dividend yield     -       -