Research and Development Expenses (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Nov. 30, 2022 |
Nov. 30, 2021 |
Nov. 30, 2022 |
Nov. 30, 2021 |
|
Research and development expenses | $ 4,581,552 | $ 6,835,304 | $ 15,133,191 | $ 20,757,937 |
Machinery and Equipments [Member] | ||||
Research and development expenses | 1,059,266 | 2,599,758 | 4,132,575 | 7,707,882 |
Employee Compensation [Member] | ||||
Research and development expenses | 1,994,594 | 1,786,765 | 6,349,659 | 5,365,581 |
External Engineering [Member] | ||||
Research and development expenses | 707,113 | 1,585,512 | 2,913,567 | 5,040,342 |
Plant and Laboratory Operating Expenses [Member] | ||||
Research and development expenses | 915,951 | 665,893 | 2,365,643 | 2,064,403 |
Tax credit [Member] | ||||
Research and development expenses | 299,793 | 97,480 | 1,207,415 | 54,911 |
Other [Member] | ||||
Research and development expenses | $ 204,421 | $ 99,896 | $ 579,162 | $ 634,640 |