Annual report pursuant to Section 13 and 15(d)

Warrants (Details)

v3.8.0.1
Warrants (Details)
 12 Months Ended
Dec. 31, 2017
$ / shares
shares
Common stock warrants outstanding  
Number outstanding | shares 7,237,763
Weighted Average Remaining Contractual Life (years) 1 year 4 months 6 days
Number Exercisable | shares 7,237,763
Maximum [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.50
Minimum [Member]  
Common stock warrants outstanding  
Exercise Price 0.30
Warrant [Member]  
Common stock warrants outstanding  
Exercise Price $ 1.25
Number outstanding | shares 13,950
Weighted Average Remaining Contractual Life (years) 9 months
Weighted Average Exercise Price Outstanding $ 1.25
Number Exercisable | shares 13,950
Weighted Average Exercise Price Exercisable $ 1.25
Warrant One [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.87
Number outstanding | shares 1,303,300
Weighted Average Remaining Contractual Life (years) 1 year 4 months 101 days
Weighted Average Exercise Price Outstanding $ 0.87
Number Exercisable | shares 1,303,300
Weighted Average Exercise Price Exercisable $ 0.87
Warrant Two [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.75
Number outstanding | shares 683,415
Weighted Average Remaining Contractual Life (years) 9 months 18 days
Weighted Average Exercise Price Outstanding $ 0.65
Number Exercisable | shares 683,415
Weighted Average Exercise Price Exercisable $ 0.65
Warrant Three [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.65
Number outstanding | shares 515,000
Weighted Average Remaining Contractual Life (years) 9 months 25 days
Weighted Average Exercise Price Outstanding $ 0.65
Number Exercisable | shares 515,000
Weighted Average Exercise Price Exercisable $ 0.50
Warrant Four [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.45
Number outstanding | shares 150,000
Weighted Average Remaining Contractual Life (years) 2 years 11 months 1 day
Weighted Average Exercise Price Outstanding $ 0.45
Number Exercisable | shares 150,000
Weighted Average Exercise Price Exercisable $ 0.45
Warrant Five [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.35
Number outstanding | shares 4,572,098 [1]
Weighted Average Remaining Contractual Life (years) 1 year 5 months 8 days
Weighted Average Exercise Price Outstanding $ 0.35
Number Exercisable | shares 4,572,098
Weighted Average Exercise Price Exercisable $ 0.35
[1] 916,720 warrants exercisable at $0.35 contain dilution protections that increase the number of shares purchasable at exercise upon the issuance of securities at a price below the current exercise price.