Quarterly report pursuant to Section 13 or 15(d)

Stock based compensation, options and warrants (Schedule of Assumptions in Estimation of Stock-Based Compensation) (Details)

v3.7.0.1
Stock based compensation, options and warrants (Schedule of Assumptions in Estimation of Stock-Based Compensation) (Details)
6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Dividend yield 0.00% 0.00%
Expected price volatility 101.00% 99.00%
Risk free interest rate 1.92% 1.20%
Expected term 5 years 5 years