XML 47 R31.htm IDEA: XBRL DOCUMENT
v3.25.2

Note 7 - Income Taxes (Tables) | 12 Months Ended | 15 Months Ended
--- | --- | ---
Mar. 31, 2025 | Jun. 30, 2025
Notes Tables |  |
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |  |
|  | March 31, |  |  | March 31, |
|  | 2025 |  |  | 2024 |
|  | Amount |  |  | % |  |  | Amount |  |  | % |
Tax benefit at the U.S. federal statutory rate |  | $ | (2,396 | ) |  |  | 21.00 | % |  | $ | (3,239 | ) |  |  | 21.00 | %
Tax rate change |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Permanent differences |  |  | 5 |  |  |  | (0.05 | )% |  |  | 1,697 |  |  |  | (11.01 | )%
Return to provision |  |  | (44 | ) |  |  | 0.39 | % |  |  | (69 | ) |  |  | 0.45 | %
Change in state rate |  |  | 234 |  |  |  | (2.05 | )% |  |  | (190 | ) |  |  | 1.23 | %
State tax (net of federal benefit) |  |  | (63 | ) |  |  | 0.55 | % |  |  | (192 | ) |  |  | 1.24 | %
Valuation allowance |  |  | 2,264 |  |  |  | (19.84 | )% |  |  | 1,993 |  |  |  | (12.91 | )%
Effective income tax rate |  | $ | — |  |  |  | — | % |  | $ | — |  |  |  | — | %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
|  | March 31, |  |  | March 31, |
|  | 2025 |  |  | 2024 |
Assets related to: |  |  |  |  |  |  |  |
Capitalized R&D costs |  | $ | 1,380 |  |  | $ | 602 |
Net operating losses |  |  | 761 |  |  |  | 2,643 |
Accruals and reserves |  |  | 3,438 |  |  |  | 72 |
Stock-based compensation |  |  | 450 |  |  |  | 142 |
Total deferred tax assets |  |  | 6,029 |  |  |  | 3,459 |
Valuation allowance for deferred tax assets |  |  | (5,723 | ) |  |  | (3,459 | )
Net deferred tax assets |  |  | 306 |  |  |  | — |
Liabilities related to: |  |  |  |  |  |  |  |
Section 481A method change |  |  | (306 | ) |  |  | — |
Net deferred tax liabilities |  |  | (306 | ) |  |  | — |
Net deferred tax |  | $ | — |  |  | $ | — |

X
- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
Name: | us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 + Details
Name: | us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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