Note 18 – Share Based Awards (Tables)
|
6 Months Ended |
Oct. 31, 2023 |
|---|
| Share-Based Payment Arrangement [Abstract] |
|
| [custom:ScheduleOfAssumptionsUsed1TableTextBlock] |
| |
|
|
2023 |
|
|
|
2022 |
|
| Exercise Price |
|
$ |
0.95
– 1.12
|
|
|
$ |
2.38 |
|
| Stock price on date of grant |
|
|
0.95
– 1.12
|
|
|
|
2.38 |
|
| Risk-free interest rate |
|
|
3.47
– 4.34%
|
|
|
|
3.34% |
|
| Dividend yield |
|
|
—
|
|
|
|
— |
|
| Expected term (years) |
|
|
6.00
– 8.25
|
|
|
|
8.25 |
|
| Volatility |
|
|
242.38
– 260.22%
|
|
|
|
260.06% |
|
|
| Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block] |
|
|
Shares |
|
Weighted-Average
Exercise Price |
|
Weighted-Average
Remaining Contractual Term |
|
Aggregate
Intrinsic Value |
| Outstanding
as of April 30, 2022 |
|
|
3,694,142 |
|
|
$ |
2.17 |
|
|
|
8.56
|
|
|
|
1,407,545 |
|
| Granted |
|
|
1,503,500 |
|
|
|
1.40 |
|
|
|
|
|
|
|
|
|
| Exercised |
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
| Forfeited
or expired |
|
|
(412,833 |
) |
|
|
2.67 |
|
|
|
|
|
|
|
|
|
| Outstanding as of April
30, 2023 |
|
|
4,784,809 |
|
|
|
1.88 |
|
|
|
8.72
|
|
|
|
74,586 |
|
| Granted |
|
|
2,541,042 |
|
|
|
1.01 |
|
|
|
|
|
|
|
|
|
| Exercised |
|
|
— |
|
|
|
— |
|
|
|
|
|
|
|
|
|
| Forfeited
or expired |
|
|
(464,334 |
) |
|
|
2.43 |
|
|
|
|
|
|
|
|
|
| Outstanding
as of October 31, 2023 |
|
|
6,861,517 |
|
|
|
1.52 |
|
|
|
8.54 |
|
|
|
57,374 |
|
| Exercisable
as of October 31, 2023 |
|
|
3,261,527 |
|
|
$ |
1.91 |
|
|
|
6.96 |
|
|
$ |
57,374 |
|
|
| Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] |
|
|
Shares |
|
Weighted Average Grant-Date Fair Value Per Share |
| Unvested and outstanding as of April 30, 2022 |
|
|
1,083,675 |
|
|
$ |
2.59 |
|
| Granted |
|
|
780,884 |
|
|
|
2.14 |
|
| Vested |
|
|
(1,062,372 |
) |
|
|
2.42 |
|
| Forfeited |
|
|
(21,127 |
) |
|
|
2.13 |
|
| Unvested and outstanding as of April 30, 2023 |
|
|
781,060 |
|
|
|
2.44 |
|
| Granted |
|
|
298,643 |
|
|
|
1.06 |
|
| Vested |
|
|
(229,197 |
) |
|
|
1.92 |
|
| Forfeited |
|
|
(70,656 |
) |
|
|
1.25 |
|
| Unvested and outstanding as of October 31, 2023 |
|
|
779,850 |
|
|
$ |
2.11 |
|
|
| Schedule of Deferred Compensation Arrangement with Individual, Share-Based Payments [Table Text Block] |
| |
|
|
|
|
|
|
|
|
| |
|
Three months ended October 31,
|
|
Six months ended October 31,
|
| |
|
2023 |
|
2022 |
|
2023 |
|
2022 |
| Operations |
|
$ |
238,522 |
|
|
$ |
225,879 |
|
|
$ |
429,621 |
|
|
$ |
384,310 |
|
| Research and development |
|
|
147,629 |
|
|
|
209,497 |
|
|
|
275,046 |
|
|
|
354,295 |
|
| Sales and marketing |
|
|
208,903 |
|
|
|
162,269 |
|
|
|
374,212 |
|
|
|
269,343 |
|
| General and administrative |
|
|
601,271 |
|
|
|
649,151 |
|
|
|
1,029,052 |
|
|
|
994,319 |
|
| Total |
|
$ |
1,196,325 |
|
|
$ |
1,246,796 |
|
|
$ |
2,107,931 |
|
|
$ |
2,002,267 |
|
|