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INTANGIBLE ASSETS | 6 Months Ended
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Sep. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Intangible Assets Disclosure [Text Block] | NOTE 5 – INTANGIBLE ASSETS
|  | (in thousands) |
|  | September 30, 2025 ($) |  |  | March 31, 2025 ($) |
Intangible Assets |  | Gross Amount |  |  | Accumulated Amortization |  |  | Net Amount |  |  | Gross Amount |  |  | Accumulated Amortization |  |  | Net Amount |
Amortized Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents |  |  | 532 |  |  |  | (209 | ) |  |  | 323 |  |  |  | 530 |  |  |  | (183 | ) |  |  | 347 |
Other intangibles |  |  | 34 |  |  |  | (23 | ) |  |  | 11 |  |  |  | 34 |  |  |  | (22 | ) |  |  | 12 |
Total amortized intangible assets |  |  | 566 |  |  |  | (232 | ) |  |  | 334 |  |  |  | 564 |  |  |  | (205 | ) |  |  | 359 |
Unamortized Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Favorable Contract |  |  | 2,700 |  |  |  | - |  |  |  | 2,700 |  |  |  | - |  |  |  | - |  |  |  | - |
Software development cost |  |  | 1,180 |  |  |  | - |  |  |  | 1,180 |  |  |  | 863 |  |  |  | - |  |  |  | 863 |
Patents |  |  | 660 |  |  |  | - |  |  |  | 660 |  |  |  | 625 |  |  |  | - |  |  |  | 625 |
Other intangibles |  |  | 5 |  |  |  | - |  |  |  | 5 |  |  |  | 5 |  |  |  | - |  |  |  | 5 |
Total unamortized intangible assets |  |  | 4,545 |  |  |  | - |  |  |  | 4,545 |  |  |  | 1,493 |  |  |  | - |  |  |  | 1,493 |
Total Intangible Assets |  |  | 5,111 |  |  |  | (232 | ) |  |  | 4,879 |  |  |  | 2,057 |  |  |  | (205 | ) |  |  | 1,852 |
The gross amount of intangible assets includes the cost of acquiring patent rights, supporting data, and the expense associated with filing various patent applications in different countries, along with granted patents. It also includes acquisition costs related to domains and licenses. The amortization of patents and patent rights with finite life is up to 20 years, commencing from the date of grant or acquisition. The amortization expense in the three months ended September 30, 2025, and 2024, amounted to approximately $14 thousand and $20 thousand, respectively whereas the amortization expense in the six months ended September 30, 2025, and 2024 amounted to approximately $28 thousand and $40 thousand, respectively. During the six months ended September 30, 2025, the Company recognized approximately $2.7 million of intangible assets representing preferential supply rights and other contractual benefits as a “Favorable Contract” received in connection with the sale of assets associated with the Vancouver facility. The intangible assets were recognized as consideration received in a non-monetary exchange under ASC 845-10 and are being amortized in a pattern that reflects the economic benefit of the intangible asset is consumed over their estimated useful life of three years, commencing in calendar year 2028. Please refer to Note 7 – “Disposition of Assets”. The Company regularly reviews its intangible assets to determine if any intangible asset is other-than-temporarily impaired, which would require the Company to record an impairment charge in the period, and concluded that, as of September 30, 2025, there was no impairment.
Estimated annual amortization expense |  | (in thousands) ($) |
For the year ended 2027 |  |  | 59 |
For the year ended 2028 |  |  | 65 |
For the year ended 2029 |  |  | 72 |
For the year ended 2030 |  |  | 79 |
For the year ended 2031 |  |  | 87 |

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