| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Grant Revenue | — | — | — | |||||||||||||
| YoY growth | — | — | — | — | ||||||||||||
| Operating expenses: | ||||||||||||||||
| Research and development | ||||||||||||||||
| General and administrative | ||||||||||||||||
| Total operating expenses | ||||||||||||||||
| % of revenue | 1155.8% | — | — | — | ||||||||||||
| Loss from operations | ||||||||||||||||
| % of revenue | -1155.8% | — | — | — | ||||||||||||
| Interest income and other, net | ||||||||||||||||
| Net loss | ||||||||||||||||
| % of revenue | -1042.8% | — | — | — | ||||||||||||
| Net loss per share attributable to common stockholders - basic | — | |||||||||||||||
| Net loss per share attributable to common stockholders - diluted | — | |||||||||||||||
| Total net loss per share - basic | — | |||||||||||||||
| Total net loss per share - diluted | — |