SEGMENT REPORTING - Net losses (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2024 |
Jun. 30, 2024 |
Mar. 31, 2024 |
Sep. 30, 2025 |
Sep. 30, 2024 |
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| SEGMENT REPORTING | ||||||||
| Revenue | $ 81 | $ 136 | $ 40 | |||||
| Cost of revenue | 5 | 34 | 32 | |||||
| Gross profit | 76 | 102 | 8 | |||||
| Other operating income | 181 | $ 287 | 711 | 725 | ||||
| Operating expenses | ||||||||
| Research and development | 2,056 | 1,504 | 5,979 | 3,938 | ||||
| General and administrative | 1,331 | 1,578 | 5,700 | 4,784 | ||||
| (Gain) / loss on foreign currency transactions | 59 | 43 | (167) | 75 | ||||
| Total operating expenses | 3,446 | 3,125 | 11,512 | 8,797 | ||||
| Loss from operations | (3,189) | (2,838) | (10,699) | (8,064) | ||||
| Total non-operating income / (expense) | (731) | (4) | 2,221 | 428 | ||||
| Loss before income taxes | (3,920) | (2,842) | (8,478) | (7,636) | ||||
| Income tax refund / (expense) | 24 | (1) | ||||||
| Net loss | (3,920) | $ (2,400) | $ (2,134) | (2,842) | $ (3,099) | $ (1,696) | (8,454) | (7,637) |
| Semiconductor materials segment | ||||||||
| SEGMENT REPORTING | ||||||||
| Revenue | 81 | 136 | 40 | |||||
| Cost of revenue | 5 | 34 | 32 | |||||
| Gross profit | 76 | 102 | 8 | |||||
| Other operating income | 181 | 287 | 711 | 725 | ||||
| Operating expenses | ||||||||
| Research and development | 2,056 | 1,504 | 5,979 | 3,938 | ||||
| General and administrative | 1,331 | 1,578 | 5,700 | 4,784 | ||||
| (Gain) / loss on foreign currency transactions | 59 | 43 | (167) | 75 | ||||
| Total operating expenses | 3,446 | 3,125 | 11,512 | 8,797 | ||||
| Loss from operations | (3,189) | (2,838) | (10,699) | (8,064) | ||||
| Total non-operating income / (expense) | (731) | (4) | 2,221 | 428 | ||||
| Loss before income taxes | (3,920) | (2,842) | (8,478) | (7,636) | ||||
| Income tax refund / (expense) | 24 | (1) | ||||||
| Net loss | $ (3,920) | $ (2,842) | $ (8,454) | $ (7,637) | ||||
| X | ||||||||||
- Definition Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement in operating. No definition available.
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. 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/disclosureRef
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- Definition The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. No definition available.
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- References No definition available.
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- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations. No definition available.
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- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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