Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details)

v3.10.0.1
Stock Based Compensation (Details) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Weighted Average Remaining Contractual Life (years)    
Beginning Balance 1 year 4 months 6 days  
Stock Option [Member]    
Number of Shares    
Beginning Balance 8,463,184 7,550,457
Grants 842,709 1,565,000
Expirations (625,000) (527,273)
Cancellations (125,000)
Ending Balance 8,680,893 8,463,184
Options exercisable 8,680,893 7,688,184
Weighted Average Exercise Price    
Beginning Balance $ 1.26 $ 1.29
Grants 0.27 0.98
Expirations 0.70 1.02
Cancellations
Ending Balance 1.21 1.26
Options exercisable $ 1.21 $ 1.27
Weighted Average Remaining Contractual Life (years)    
Beginning Balance 3 years 3 years 2 months 12 days
Grants 4 years 8 months 12 days 4 years 9 months 18 days
Ending Balance 2 years 3 months 19 days 3 years
Options exercisable 2 years 3 months 19 days 3 years
Aggregate Intrinsic Value    
Beginning Balance
Grants
Cancellations
Ending Balance