XML 41 R29.htm IDEA: XBRL DOCUMENT
v3.25.2

Stock-based Payments (Tables) | 12 Months Ended
--- | ---
Apr. 30, 2025
Share-Based Payment Arrangement [Abstract] |
Schedule of Allocation of Share Based Compensation Expense | Stock-based compensation costs were recorded as follows (in thousands):
| Year Ended April 30,
| 2025 |  | 2024
General and administrative | $ | 414 |  |  | $ | 706 |
Sales and marketing | 125 |  |  | 168 |
Research and development | 10 |  |  | 21 |
TOS cost of sales | 105 |  |  | 223 |
Total stock-based compensation expense | $ | 654 |  |  | $ | 1,118 |
Schedule of Valuation Assumptions for Stock Options | Black-Scholes weighted average assumptions used to calculate the fair value of options granted during the years ended April 30, 2025 and 2024 were as follows:
| Year Ended April 30,
| 2025 |  | 2024
Expected term in years | 6 |  | 6
Risk-free interest rates | 3.6% - 4.5% |  | 4.0% - 4.5%
Volatility | 54% - 63% |  | 63% - 64%
Dividend yield | 0% |  | 0%
Schedule of Stock Option Activity | The Company’s stock options activity and related information as of and for the years ended April 30, 2025 and 2024 is as follows:
| Directors and Employees |  | Non- Employees |  | Total |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (Years) |  | Aggregate Intrinsic Value
Outstanding, May 1, 2024 | 1,883,166 |  |  | 36,331 |  |  | 1,919,497 |  |  | $ | 5.04 |  |  | 5.2 |  | $ | 2,172,000 |
Granted | 330,955 |  |  | — |  |  | 330,955 |  |  | 5.01 |  |  | 9.6 |  | $ | — |
Exercised | (183,404) |  |  | — |  |  | (183,404) |  |  | 3.64 |  |  |  |  |
Canceled | (83,325) |  |  | — |  |  | (83,325) |  |  | 5.83 |  |  |  |  |
Forfeited | (268,375) |  |  | — |  |  | (268,375) |  |  | 6.05 |  |  |  |  |
Expired | (36,666) |  |  | — |  |  | (36,666) |  |  | 5.43 |  |  |  |  |
Outstanding, April 30, 2025 | 1,642,351 |  |  | 36,331 |  |  | 1,678,682 |  |  | 4.98 |  |  | 4.9 |  | $ | 4,434,000 |
Vested and expected to vest as of April 30, 2025 | 1,642,351 |  |  | 36,331 |  |  | 1,678,682 |  |  | 4.98 |  |  | 4.9 |  | $ | 4,434,000 |
Exercisable as of April 30, 2025 | 1,461,067 |  |  | 5,625 |  |  | 1,466,692 |  |  | 4.86 |  |  | 4.3 |  | $ | 4,096,000 |
| Directors and Employees |  | Non- Employees |  | Total |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Life (Years) |  | Aggregate Intrinsic Value
Outstanding, May 1, 2023 | 1,739,336 |  |  | 36,331 |  |  | 1,775,667 |  |  | 4.8 |  | 4.6 |  | $ | 2,683,000 |
Granted | 444,730 |  |  | — |  |  | 444,730 |  |  | 6.08 |  |  | 9.5 |  | — |
Exercised | (155,449) |  |  | — |  |  | (155,449) |  |  | 2.31 |  |  |  |  |
Canceled | (50,535) |  |  | — |  |  | (50,535) |  |  | 4.82 |  |  |  |  |
Forfeited | (40,750) |  |  | — |  |  | (40,750) |  |  | 6.21 |  |  |  |  |
Expired | (54,166) |  |  | — |  |  | (54,166) |  |  | 12.78 |  |  |  |  |
Outstanding, April 30, 2024 | 1,883,166 |  |  | 36,331 |  |  | 1,919,497 |  |  | 5.04 |  |  | 5.2 |  | $ | 2,172,000 |
Vested and expected to vest as of April 30, 2024 | 1,883,166 |  |  | 36,331 |  |  | 1,919,497 |  |  | 5.04 |  |  | 5.2 |  | $ | 2,172,000 |
Exercisable as of April 30, 2024 | 1,481,145 |  |  | 3,750 |  |  | 1,484,895 |  |  | 4.65 |  |  | 4.2 |  | $ | 2,172,000 |

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 allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, 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)(1) -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_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
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