Stock Options - Schedule of Stock Options Outstanding and Exercisable (Details)	3 Months Ended
	Mar. 31, 2020 $ / shares shares
Outstanding shares under option	6,241,250
Exercisable shares under option	4,856,250
Range One [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.130
Outstanding shares under option	200,000
Exercisable shares under option	200,000
Outstanding remaining life in years	2 months 30 days
Range Two [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.140
Outstanding shares under option	550,000
Exercisable shares under option	550,000
Outstanding remaining life in years	9 months
Range Three [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.330
Outstanding shares under option	50,000
Exercisable shares under option	50,000
Outstanding remaining life in years	11 months 8 days
Range Four [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.417
Outstanding shares under option	900,000
Exercisable shares under option	200,000
Outstanding remaining life in years	4 years 8 months 26 days
Range Five [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.450
Outstanding shares under option	125,000
Exercisable shares under option	125,000
Outstanding remaining life in years	1 year 6 months 3 days
Range Six [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.590
Outstanding shares under option	15,000
Exercisable shares under option
Outstanding remaining life in years	4 years 8 months 9 days
Range Seven [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.630
Outstanding shares under option	300,000
Exercisable shares under option	300,000
Outstanding remaining life in years	1 year 9 months
Range Eight [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.770
Outstanding shares under option	200,000
Exercisable shares under option	200,000
Outstanding remaining life in years	2 years 9 months
Range Nine [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.900
Outstanding shares under option	50,000
Exercisable shares under option	50,000
Outstanding remaining life in years	3 years 1 month 13 days
Range Ten [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.910
Outstanding shares under option	50,000
Exercisable shares under option	50,000
Outstanding remaining life in years	2 years 6 months 21 days
Range Eleven [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.950
Outstanding shares under option	50,000
Exercisable shares under option	30,000
Outstanding remaining life in years	2 years 9 months
Range Twelve [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 0.992
Outstanding shares under option	300,000
Exercisable shares under option	300,000
Outstanding remaining life in years	4 years 5 months 27 days
Range Thirteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 1.000
Outstanding shares under option	170,000
Exercisable shares under option	120,000
Outstanding remaining life in years	4 years 7 months 2 days
Range Fourteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 1.350
Outstanding shares under option	100,000
Exercisable shares under option	25,000
Outstanding remaining life in years	3 years 3 months 29 days
Range Fifteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 1.950
Outstanding shares under option	500,000
Exercisable shares under option	125,000
Outstanding remaining life in years	3 years 2 months 30 days
Range Sixteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.320
Outstanding shares under option	100,000
Exercisable shares under option	100,000
Outstanding remaining life in years	3 years 5 months 12 days
Range Seventeen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.450
Outstanding shares under option	2,000,000
Exercisable shares under option	2,000,000
Outstanding remaining life in years	2 years 8 months 23 days
Range Eighteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.500
Outstanding shares under option	100,000
Exercisable shares under option	75,000
Outstanding remaining life in years	3 years 4 months 28 days
Range Nineteen [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.650
Outstanding shares under option	200,000
Exercisable shares under option	150,000
Outstanding remaining life in years	3 years 5 months 23 days
Range Twenty [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.850
Outstanding shares under option	56,250
Exercisable shares under option	31,250
Outstanding remaining life in years	2 years 8 months 12 days
Range Twenty One [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 2.850
Outstanding shares under option	100,000
Exercisable shares under option	50,000
Outstanding remaining life in years	3 years 8 months 12 days
Range Twenty Two [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 3.000
Outstanding shares under option	25,000
Exercisable shares under option	25,000
Outstanding remaining life in years	3 years 8 months 16 days
Range Twenty Three [Member]
Outstanding and exercisable exercise price per share | $ / shares	$ 3.725
Outstanding shares under option	100,000
Exercisable shares under option	100,000
Outstanding remaining life in years	3 years 8 months 9 days