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 |