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 3 Months Ended 12 Months Ended
Nov. 18, 2016
Mar. 31, 2017
Dec. 31, 2016
Closing stock price $ 1.75 $ 0.63 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 95.00% 0.85% 95.00%
Risk free interest rate 1.39% 1.40% 1.41%
Expected life of warrant 5 years 2 years 6 months 18 days 2 years 9 months 14 days
Series A Warrants [Member]      
Closing stock price $ 0.89 $ 0.63 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 85.00% 90.00% 85.00%
Risk free interest rate 1.58% 1.64% 1.67%
Expected life of warrant 4 years 3 years 7 months 20 days 3 years 10 months 24 days
Series B Warrants [Member]      
Closing stock price $ 0.89 $ 0.63 $ 0.76
Expected dividends 0.00% 0.00% 0.00%
Expected volatility 85.00% 85.00% 90.00%
Risk free interest rate 0.81% 0.97% 0.85%
Expected life of warrant 1 year 1 month 6 days 9 months 1 year