CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($) |
Preferred Stock Series B [Member] |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Treasury Stock, Common [Member] |
Retained Earnings [Member] |
AOCI Attributable to Parent [Member] |
Total |
|---|---|---|---|---|---|---|---|
| Beginning balance, value at Apr. 30, 2024 | $ 11,867,016 | $ 2,167 | $ 185,334,173 | $ (42,040,216) | $ (115,625,010) | $ (23,511) | $ 27,647,603 |
| Beginning balance, shares at Apr. 30, 2024 | 14,646 | 21,672,078 | |||||
| Beginning balance, shares at Apr. 30, 2024 | (13,634,454) | ||||||
| Stock-based compensation - options | 222,677 | 222,677 | |||||
| Preferred stock accretion | 2,148,047 | (2,148,047) | (2,148,047) | ||||
| Series B preferred stock redeemed | $ (2,893,144) | ||||||
| Series B preferred stock redeemed, shares | (2,917) | ||||||
| Series B preferred stock subject to redemption | $ (5,788,805) | ||||||
| Series B preferred stock subject to redemption, shares | (5,833) | ||||||
| Preferred stock dividends | (685,801) | (685,801) | |||||
| Foreign currency translation adjustment | 183 | 183 | |||||
| Net loss | 23,421,355 | 23,421,355 | |||||
| Repurchase of common stock | $ (749,600) | (749,600) | |||||
| Repurchase of common stock, shares | (320,346) | ||||||
| Ending balance, value at Jul. 31, 2024 | $ 5,333,114 | $ 2,167 | 182,723,002 | $ (42,789,816) | (92,203,655) | (23,328) | 47,708,370 |
| Ending balance, shares at Jul. 31, 2024 | 5,896 | 21,672,078 | |||||
| Ending balance, shares at Jul. 31, 2024 | (13,954,800) | ||||||
| Beginning balance, value at Apr. 30, 2025 | $ 0 | $ 2,167 | 181,489,647 | $ (44,607,916) | (84,968,960) | (23,869) | 51,891,069 |
| Beginning balance, shares at Apr. 30, 2025 | 0 | 21,672,095 | |||||
| Beginning balance, shares at Apr. 30, 2025 | (14,876,316) | ||||||
| Stock-based compensation - options | 60,492 | 60,492 | |||||
| Foreign currency translation adjustment | 123 | 123 | |||||
| Net loss | (8,360,096) | (8,360,096) | |||||
| Ending balance, value at Jul. 31, 2025 | $ 0 | $ 2,167 | $ 181,550,139 | $ (44,607,916) | $ (93,329,056) | $ (23,746) | $ 43,591,588 |
| Ending balance, shares at Jul. 31, 2025 | 0 | 21,672,095 | |||||
| Ending balance, shares at Jul. 31, 2025 | (14,876,316) |
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- Definition Amount of decrease in additional paid in capital (APIC) resulting from dividends legally declared (or paid) in excess of retained earnings balance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, on foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares issued which are neither cancelled nor held in the treasury. No definition available.
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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