| Line Item | Jun 30, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Dec 31, 2024 | Sep 30, 2024 | Jun 30, 2024 | Dec 31, 2023 | Sep 30, 2023 | Jun 30, 2023 | Dec 31, 2022 | Sep 30, 2022 | Jun 30, 2022 | Dec 31, 2021 | Sep 30, 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS | |||||||||||||||
| Net sales | |||||||||||||||
| YoY growth | -98.0% | -99.7% | -83.5% | ||||||||||||
| Cost of goods sold | |||||||||||||||
| GROSS PROFIT | |||||||||||||||
| % of revenue | 8.3% | -1228.4% | 60.4% | ||||||||||||
| Selling, general and administrative expense | |||||||||||||||
| Engineering and product development expense | |||||||||||||||
| Depreciation | — | — | |||||||||||||
| Operating loss | |||||||||||||||
| % of revenue | -672.9% | -9700.4% | -122.2% | ||||||||||||
| Other income (expense): | |||||||||||||||
| Gain on sale of assets | — | ||||||||||||||
| Change in fair value of derivative liability | |||||||||||||||
| Interest (expense) income | — | — | |||||||||||||
| Total other income before taxes | — | — | |||||||||||||
| Net (loss) income before taxes | |||||||||||||||
| Provision for income taxes: | |||||||||||||||
| Current | — | — | — | ||||||||||||
| Deferred income taxes | — | — | — | ||||||||||||
| NET (LOSS) INCOME | |||||||||||||||
| % of revenue | -604.3% | -10143.1% | -131.6% | ||||||||||||
| (Loss) earnings per share: | |||||||||||||||
| Basic (in dollars per share) | |||||||||||||||
| Diluted (in dollars per share) |