Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Common Share (Details)

Net Loss Per Common Share (Details) - shares
3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Stock Options, Restricted Stock Units And Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities 2,173,195 1,322,602