Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	1,349,884	862,358
Series A Convertible Preferred Stock [Member]
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	27,924	86,687
Series A-1 Convertible Preferred Stock [Member]
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	17,700	15,746
Common Stock Warrants [Member]
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	1,129,925	819,925
Restricted Stock Units (RSUs) [Member]
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	126,465
Options [Member]
Earnings Per Share Basic And Diluted [Line Items]
Total potentially dilutive shares	47,870