Registration of securities issued in business combination transactions

Basic and Diluted Net Loss Per Share - Schedule of Computation of Diluted Net Income (Loss) Per Share (Details)

v3.8.0.1
Basic and Diluted Net Loss Per Share - Schedule of Computation of Diluted Net Income (Loss) Per Share (Details) - shares
3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Total common stock equivalents 166,130,883 132,105,151 165,647,549 125,187,005
Common Stock Warrants [Member]        
Total common stock equivalents 127,434,122 95,205,057 127,434,122 88,365,036
Common Stock Options [Member]        
Total common stock equivalents 38,696,761 36,900,094 38,213,427 36,821,969