Stockholders' Equity - Schedule of Stock Options Outstanding and Exercisable (Details)	12 Months Ended
	Dec. 31, 2018 $ / shares shares
Range of exercise price, lower range limit	$ 0.40
Number of options outstanding, upper range limit	$ 2.99
Number of options outstanding | shares	279,167
Weighted average exercise price	$ 2.25
Number of options exercisable | shares	279,167
Weighted average exercise price	$ 2.25
Exercise Price Range One [Member]
Range of exercise price, lower range limit	0.40
Number of options outstanding, upper range limit	$ 0.99
Number of options outstanding | shares	78,750
Weighted average exercise price	$ 0.88
Number of options exercisable | shares	78,750
Weighted average exercise price	$ 0.88
Exercise Price Range Two [Member]
Range of exercise price, lower range limit	1.00
Number of options outstanding, upper range limit	$ 1.99
Number of options outstanding | shares	81,250
Weighted average exercise price	$ 1.40
Number of options exercisable | shares	81,250
Weighted average exercise price	$ 1.40
Exercise Price Range Three [Member]
Range of exercise price, lower range limit	2.00
Number of options outstanding, upper range limit	$ 2.99
Number of options outstanding | shares	45,000
Weighted average exercise price	$ 2.48
Number of options exercisable | shares	42,500
Weighted average exercise price	$ 2.48
Exercise Price Range Four [Member]
Range of exercise price, lower range limit	3.00
Number of options outstanding, upper range limit	$ 3.99
Number of options outstanding | shares	25,000
Weighted average exercise price	$ 3.50
Number of options exercisable | shares	25,000
Weighted average exercise price	$ 3.50
Exercise Price Range Five [Member]
Range of exercise price, lower range limit	4.00
Number of options outstanding, upper range limit	$ 4.99
Number of options outstanding | shares	25,000
Weighted average exercise price	$ 4.25
Number of options exercisable | shares	25,000
Weighted average exercise price	$ 4.25
Exercise Price Range Six [Member]
Range of exercise price, lower range limit	5.00
Number of options outstanding, upper range limit	$ 5.99
Number of options outstanding | shares	26,667
Weighted average exercise price	$ 5.50
Number of options exercisable | shares	26,667
Weighted average exercise price	$ 5.50