XML 19 R30.htm IDEA: XBRL DOCUMENT
v3.20.1

Accrued Expenses (Tables) | 12 Months Ended
--- | ---
Feb. 29, 2020
Payables and Accruals [Abstract] |
Accrued expenses |
|  | February 29, 2020 |  |  | February 28, 2019 |
Accrued compensation |  | $ | 585,875 |  |  | $ | 284,587 |
Estimated warranty costs |  |  | 339,275 |  |  |  | 62,500 |
Accrued commissions |  |  | 332,745 |  |  |  | 100,114 |
Professional fees |  |  | 74,492 |  |  |  | 65,049 |
Other accrued expenses |  |  | 281,022 |  |  |  | 120,456 |
|  | $ | 1,613,409 |  |  | $ | 632,706 |

X
- References No definition available. + Details
Name: | us-gaap_PayablesAndAccrualsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration