Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Schedule of Share Based Payment Assumptions (Details)

v3.10.0.1
Stock Based Compensation - Schedule of Share Based Payment Assumptions (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]        
Volatility, minimum 105.85% 67.09% 105.85% 67.09%
Volatility, maximum 109.95% 70.70% 109.95% 82.26%
Risk-free interest rate, minimum 2.84% 2.015% 2.29% 1.89%
Risk-free interest rate, maximum 3.00% 2.75% 3.00% 2.22%
Dividend yield 0.00% 0.00% 0.00% 0.00%
Expected life 6 years 6 years 6 years 6 years