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Stock Options (Details 3)
6 Months Ended
Jun. 30, 2017
$ / shares
shares
Number of Stock Options Outstanding | shares 545,000
Weighted Average Contractual Life (years) 9 years 1 month 13 days
Weighted Average Exercise Price $ 3.09
Number of Stock Options Exercisable | shares 375,000
Weighted Average Remaining Contractual Life (Years) 8 years 11 months 8 days
Weighted Average Exercise Price $ 2.75
Exercise Price Range One [Member]  
Range of Exercise Prices $ 0.80
Number of Stock Options Outstanding | shares 10,000
Weighted Average Contractual Life (years) 7 years 1 month 16 days
Weighted Average Exercise Price $ 0.80
Number of Stock Options Exercisable | shares 10,000
Weighted Average Remaining Contractual Life (Years) 7 years 1 month 16 days
Weighted Average Exercise Price $ 0.80
Exercise Price Range Two [Member]  
Range of Exercise Prices $ 1.05
Number of Stock Options Outstanding | shares 55,000
Weighted Average Contractual Life (years) 6 years 9 months 3 days
Weighted Average Exercise Price $ 1.05
Number of Stock Options Exercisable | shares 35,000
Weighted Average Remaining Contractual Life (Years) 6 years 9 months 3 days
Weighted Average Exercise Price $ 1.05
Exercise Price Range Three [Member]  
Range of Exercise Prices $ 1.25
Number of Stock Options Outstanding | shares 7,500
Weighted Average Contractual Life (years) 7 years 11 months 15 days
Weighted Average Exercise Price $ 1.25
Number of Stock Options Exercisable | shares 7,500
Weighted Average Remaining Contractual Life (Years) 7 years 11 months 15 days
Weighted Average Exercise Price $ 1.25
Exercise Price Range Four [Member]  
Range of Exercise Prices $ 1.34
Number of Stock Options Outstanding | shares 7,500
Weighted Average Contractual Life (years) 8 years 4 days
Weighted Average Exercise Price $ 1.34
Number of Stock Options Exercisable | shares 7,500
Weighted Average Remaining Contractual Life (Years) 8 years 4 days
Weighted Average Exercise Price $ 1.34
Exercise Price Range Five [Member]  
Range of Exercise Prices $ 1.65
Number of Stock Options Outstanding | shares 10,000
Weighted Average Contractual Life (years) 8 years 4 months 2 days
Weighted Average Exercise Price $ 1.65
Number of Stock Options Exercisable | shares 10,000
Weighted Average Remaining Contractual Life (Years) 8 years 4 months 2 days
Weighted Average Exercise Price $ 1.65
Exercise Price Range Six [Member]  
Range of Exercise Prices $ 1.70
Number of Stock Options Outstanding | shares 7,500
Weighted Average Contractual Life (years) 8 years 3 months 19 days
Weighted Average Exercise Price $ 1.70
Number of Stock Options Exercisable | shares 7,500
Weighted Average Remaining Contractual Life (Years) 8 years 3 months 19 days
Weighted Average Exercise Price $ 1.70
Exercise Price Range Seven [Member]  
Range of Exercise Prices $ 1.91
Number of Stock Options Outstanding | shares 130,000
Weighted Average Contractual Life (years) 8 years 8 months 16 days
Weighted Average Exercise Price $ 1.91
Number of Stock Options Exercisable | shares 130,000
Weighted Average Remaining Contractual Life (Years) 8 years 8 months 16 days
Weighted Average Exercise Price $ 1.91
Exercise Price Range Eight [Member]  
Range of Exercise Prices $ 2.28
Number of Stock Options Outstanding | shares 7,500
Weighted Average Contractual Life (years) 9 years 22 days
Weighted Average Exercise Price $ 2.28
Number of Stock Options Exercisable | shares 7,500
Weighted Average Remaining Contractual Life (Years) 9 years 22 days
Weighted Average Exercise Price $ 2.28
Exercise Price Range Nine [Member]  
Range of Exercise Prices $ 4.20
Number of Stock Options Outstanding | shares 310,000
Weighted Average Contractual Life (years) 9 years 10 months 14 days
Weighted Average Exercise Price $ 4.20
Number of Stock Options Exercisable | shares 160,000
Weighted Average Remaining Contractual Life (Years) 9 years 10 months 14 days
Weighted Average Exercise Price $ 4.20