Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.10.0.1
Stock-Based Compensation (Details)
9 Months Ended
Sep. 30, 2018
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected dividends 0.00%
Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise price $ 30.45
Expected volatility 92.00%
Risk free interest rate 1.75%
Expected life of option 4 years 3 months 18 days
Minimum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Exercise price $ 29.05
Expected volatility 90.00%
Risk free interest rate 1.67%
Expected life of option 4 years 2 months 12 days