Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details)

v3.8.0.1
Stock Based Compensation (Details) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Number of Options    
Number of Options, Exercised (25,995)  
Stock Options [Member] | Directors, officers and employees [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options Available for Grant, Outstanding, Beginning Balance 955,471 757,471
Options Available for Grant, Additional stock reserved 944,529 500,000
Options Available for Grant, Granted (1,900,000) (794,500)
Options Available for Grant, Exercised
Options Available for Grant, Forfeited
Options Available for Grant, Expired 492,500
Options Available for Grant, Outstanding, Ending Balance 0 955,471
Number of Options    
Number of Options, Outstanding, Beginning balance 2,144,321 1,980,434
Number of Options, Outstanding, Additional stock reserved
Number of Options, Granted 1,900,000 794,500
Number of Options, Exercised (137,419) (138,113)
Number of Options, Forfeited
Number of Options, Expired (492,500)
Number of Options, Outstanding, Ending balance 3,906,902 2,144,321
Weighted Average Exercise Price per Option    
Weighted Average Exercise Price per Option, Outstanding, Beginning Balance $ 2.46 $ 2.21
Weighted Average Exercise Price per Option, Additional stock reserved
Weighted Average Exercise Price per Option, Granted 5.01 6.38
Weighted Average Exercise Price per Option, Exercised 2.11 1.79
Weighted Average Exercise Price per Option, Forfeited
Weighted Average Exercise Price per Option, Expired 3.83
Weighted Average Exercise Price per Option, Outstanding, Ending Balance 3.17 2.46
Weighted Average Grant Date Fair Value per Option, Outstanding, Beginning Balance 1.53 1.46
Weighted Average Grant Date Fair Value per Option, Additional stock reserved
Weighted Average Grant Date Fair Value per Option, Granted 1.11 2.82
Weighted Average Grant Date Fair Value per Option, Exercised 1.00 0.49
Weighted Average Grant Date Fair Value per Option, Forfeited
Weighted Average Grant Date Fair Value per Option, Expired 1.65
Weighted Average Grant Date Fair Value per Option, Outstanding, Ending Balance $ 1.84 $ 1.53
Weighted Average Remaining Exercise Term in Months    
Weighted Average Remaining Exercise Term in Months, Outstanding, Beginning Balance 43 months 49 months
Weighted Average Remaining Exercise Term in Months, Granted 72 months 58 months
Weighted Average Remaining Exercise Term in Months, Outstanding, Ending Balance 43 months 43 months