Stockholders' Equity (Deficit) - Summary of Stock Option Activity (Details) - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Equity [Abstract]
Number of options, Outstanding at the beginning of the period	217,250	202,150
Number of options, Exercisable at beginning of the period	174,625	166,400
Number of options, Granted	107,125	45,000
Number of options, Exercised
Number of options, Forfeited/Cancelled	(98,375)	(29,900)
Number of options, Outstanding at the end of the period	226,000	217,250
Number of options, Exercisable at end of the period	171,083	174,625
Weighted Average Exercise Price, Outstanding at the beginning of the period	$ 10.40	$ 11.60
Weighted Average Exercise Price, Exercisable at beginning of the period	11.80	11.40
Weighted Average Exercise Price, Granted	2.60	3.40
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Forfeited/Cancelled
Weighted Average Exercise Price, Outstanding at the end of the period	5.40	10.40
Weighted Average Exercise Price, Exercisable at end of the period	$ 2.62	$ 11.80