XML 48 R34.htm IDEA: XBRL DOCUMENT
v3.24.2

Share-Based Compensation Plans (Tables) | 12 Months Ended
--- | ---
Apr. 30, 2024
Share-Based Payment Arrangement [Abstract] |
Schedule of Stock Option Valuation Assumptions | Schedule of Stock Option Valuation Assumptions
|  | Fiscal year ended April 30, |
|  | 2024 |  |  | 2023 |
Risk-free interest rate |  |  | N/A |  |  |  | 3.5 | %
Expected dividend yield |  |  | N/A |  |  |  | 0.0 | %
Expected life (in years) |  |  | N/A |  |  |  | 5.5 |
Expected volatility |  |  | N/A |  |  |  | 109.0 | %
Schedule of Stock Option Activity | A summary of stock options under our Stock Incentive Plans is detailed in the following table. Schedule of Stock Option Activity
|  | Shares Underlying Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (In Years) |
Outstanding as of April 30, 2023 |  |  | 1,529,185 |  |  | $ | 1.75 |  |  |  | 8.8 |
Granted |  |  | — |  |  | $ | — |  |  |  |  |
Exercised |  |  | — |  |  | $ | — |  |  |  |  |
Cancelled/forfeited |  |  | (794,369 | ) |  | $ | 1.29 |  |  |  |  |
Expired |  |  | (273 | ) |  | $ | 341.08 |  |  |  |  |
Outstanding as of April 30, 2024 |  |  | 734,543 |  |  | $ | 2.12 |  |  |  | 7.6 |
Exercisable as of April 30, 2024 |  |  | 462,150 |  |  | $ | 2.85 |  |  |  | 7.1 |
Schedule of Non-vested Restricted Stock Activity | A summary of unvested restricted stock units under our stock incentive plans is as follows: Schedule of Non-vested Restricted Stock Activity
|  | Number of Shares |  |  | Weighted Average Price per Share |
Issued and unvested at April 30, 2023 |  |  | 1,985,994 |  |  | $ | 0.91 |
Granted |  |  | 4,439,257 |  |  | $ | 0.30 |
Vested and issued |  |  | (787,498 | ) |  | $ | 0.86 |
Cancelled/forfeited |  |  | (513,224 | ) |  | $ | 0.90 |
Issued and unvested at April 30, 2024 |  |  | 5,124,529 |  |  | $ | 0.38 |

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

X
- Definition Tabular disclosure of activity for award under share-based payment arrangement. Includes, but is not limited to, outstanding award at beginning and end of year, granted, exercised, forfeited, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration