Summary of Significant Accounting Policies (Details) |
12 Months Ended |
|---|---|
Feb. 28, 2019 | |
| Building | |
| Estimated useful life | 30 years |
| Land | |
| Estimated useful life | Indefinitie |
| Office equipment and furniture | |
| Estimated useful life | 8 years |
| Machinery and equipment | |
| Estimated useful life | 3-8 years |
| Building Improvements | |
| Estimated useful life | 5 years |