Annual report pursuant to Section 13 and 15(d)

12. Warrants (Details)

v3.7.0.1
12. Warrants (Details)
 12 Months Ended
Dec. 31, 2016
$ / shares
shares
Common stock warrants outstanding  
Number outstanding | shares 9,737,212
Weighted Average Remaining Contractual Life (years) 3 years 5 months 16 days
Number Exercisable | shares 9,737,212
Minimum [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.50
Maximum [Member]  
Common stock warrants outstanding  
Exercise Price 3.30
Warrant [Member]  
Common stock warrants outstanding  
Exercise Price $ 1.25
Number outstanding | shares 22,101
Weighted Average Remaining Contractual Life (years) 1 year 1 month 24 days
Weighted Average Exercise Price Outstanding $ 1.25
Number Exercisable | shares 22,101
Weighted Average Exercise Price Exercisable $ 1.25
Warrant One [Member]  
Common stock warrants outstanding  
Exercise Price $ 1
Number outstanding | shares 1,618,680
Weighted Average Remaining Contractual Life (years) 5 months 12 days
Weighted Average Exercise Price Outstanding $ 1
Number Exercisable | shares 1,618,680
Weighted Average Exercise Price Exercisable $ 1
Warrant Two [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.9
Number outstanding | shares 75,000
Weighted Average Remaining Contractual Life (years) 4 years 6 months 26 days
Weighted Average Exercise Price Outstanding $ 0.9
Number Exercisable | shares 75,000
Weighted Average Exercise Price Exercisable $ 0.9
Warrant Three [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.87
Number outstanding | shares 1,303,300
Weighted Average Remaining Contractual Life (years) 2 years 4 months 6 days
Weighted Average Exercise Price Outstanding $ 0.87
Number Exercisable | shares 1,303,300
Weighted Average Exercise Price Exercisable $ 0.87
Warrant Four [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.75
Number outstanding | shares 683,415
Weighted Average Remaining Contractual Life (years) 1 year 9 months 18 days
Weighted Average Exercise Price Outstanding $ 0.65
Number Exercisable | shares 683,415
Weighted Average Exercise Price Exercisable $ 0.65
Warrant Five [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.65
Number outstanding | shares 590,000
Weighted Average Remaining Contractual Life (years) 2 years 1 month 24 days
Weighted Average Exercise Price Outstanding $ 0.50
Number Exercisable | shares 590,000
Weighted Average Exercise Price Exercisable $ 0.50
Warrant Six [Member]  
Common stock warrants outstanding  
Exercise Price $ 0.35
Number outstanding | shares 5,444,716 [1]
Weighted Average Remaining Contractual Life (years) 2 years 7 months 17 days
Weighted Average Exercise Price Outstanding $ 0.35
Number Exercisable | shares 5,444,716
Weighted Average Exercise Price Exercisable $ 0.35
[1] 1,141,164 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