Property, Plant and Equipment, Net (Details Narrative) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Nov. 30, 2018 |
Nov. 30, 2017 |
Nov. 30, 2018 |
Nov. 30, 2017 |
|
| Property And Equipment Details Narrative Abstract | ||||
| Depreciation expense | $ 135,000 | $ 83,000 | $ 309,000 | $ 233,000 |