Net Loss Per Share of Common Stock - Schedule of Net Loss Per Share Basic and Diluted (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Earnings Per Share [Abstract]
Net loss	$ (586,000)	$ (2,092,000)	$ (2,996,000)	$ (4,287,000)
Weighted-average shares outstanding	16,190,000	13,004,000	14,311,000	12,946,000
Basic and diluted net loss per share	$ (0.04)	$ (0.16)	$ (0.21)	$ (0.33)