v3.8.0.1
Basic and Diluted Net Loss Per Common Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares
12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2016
Common shares not included in calculating diluted net loss per share 16,584,164 17,659,669 15,369,197
Stock Options [Member]      
Common shares not included in calculating diluted net loss per share 15,346,608 15,798,558 13,508,086
Unvested Restricted Shares [Member]      
Common shares not included in calculating diluted net loss per share 1,182,000
5% Convertible Notes [Member]      
Common shares not included in calculating diluted net loss per share 55,556 1,861,111 1,861,111