Net Loss Per Common Share (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

the following potentially dilutive weighted average number of common stock equivalents were excluded from the calculation of diluted net loss per common share because their effect was anti-dilutive for each of the periods presented:

	Quarters Ended June 30,		Six Months Ended June 30,
	2017	2016	2017	2016
Options	97,774	27,373	97,832	27,117
Warrants	4,845,186	2,351,490	4,619,920	2,164,269
Convertible preferred stock	3,883,251	641,266	3,042,295	559,066
Total	8,826,211	3,020,129	7,760,047	2,750,452