Quarterly report pursuant to Section 13 or 15(d)

Stock Purchase Warrants (Details)

v3.7.0.1
Stock Purchase Warrants (Details) - $ / shares
1 Months Ended 6 Months Ended 12 Months Ended
Nov. 18, 2016
Jun. 30, 2017
Dec. 31, 2016
Closing stock price $ 1.75 $ 0.57 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 95.00% 0.90% 95.00%
Risk free interest rate 1.39% 1.43% 1.41%
Expected life of warrant (years) 5 years 2 years 3 months 18 days 2 years 9 months 14 days
Series A Warrants [Member]      
Closing stock price $ 0.89 $ 0.57 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 85.00% 95.00% 85.00%
Risk free interest rate 1.58% 1.62% 1.67%
Expected life of warrant (years) 4 years 3 years 4 months 24 days 3 years 10 months 24 days
Series B Warrants [Member]      
Closing stock price $ 0.89 $ 0.57 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 85.00% 75.00% 90.00%
Risk free interest rate 0.81% 1.14% 0.85%
Expected life of warrant (years) 1 year 1 month 6 days 6 months 1 year