Financial Instruments (Details 1) - USD ($) |
Feb. 29, 2020 |
Nov. 30, 2019 |
|---|---|---|
| Total accounts receivable | $ 264,237 | $ 177,202 |
| Less allowance for doubtful accounts | 0 | 0 |
| Total accounts receivable, net | 264,237 | 177,202 |
| Not past due | 264,237 | 177,202 |
| Total accounts receivable, gross | 264,237 | 177,202 |
| Past due for more than 31 days but no more than 90 days | ||
| Past due | 0 | 0 |
| Past due for more than 120 days | ||
| Past due | $ 0 | $ 0 |