| Line Item | Jun 30, 2026 | Mar 31, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Dec 31, 2024 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Dec 31, 2023 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Dec 31, 2022 | Sep 30, 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue: | ||||||||||||||||
| Total revenue | ||||||||||||||||
| YoY growth | -82.8% | -100.0% | +1808.5% | -49.4% | ||||||||||||
| Operating expenses: | ||||||||||||||||
| Research and development | ||||||||||||||||
| Selling, general and administrative | ||||||||||||||||
| Total operating expenses | ||||||||||||||||
| % of revenue | 3408.5% | — | 43.6% | 2616.5% | ||||||||||||
| Loss from operations | ||||||||||||||||
| % of revenue | -3308.5% | — | 56.4% | -2516.5% | ||||||||||||
| Other (income) expense: | ||||||||||||||||
| Amortization of debt issuance costs and discount | ||||||||||||||||
| Interest income | ||||||||||||||||
| Interest expense | ||||||||||||||||
| Other income | — | — | ||||||||||||||
| Warrant liabilities fair value adjustment | ||||||||||||||||
| Total other income | ||||||||||||||||
| Net income (loss) | ||||||||||||||||
| % of revenue | 3147.7% | — | 65.7% | -2572.2% | ||||||||||||
| Net income (loss) per share - basic | ||||||||||||||||
| Net income (loss) per share - diluted | — |