| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| License and collaboration revenues | ||||||||||
| YoY growth | +5666.7% | — | -100.0% | -98.7% | ||||||
| Operating expenses: | ||||||||||
| Research and development expense | ||||||||||
| General and administrative expense | ||||||||||
| Total operating expenses | ||||||||||
| % of revenue | 736.0% | 11701.8% | — | 110581.3% | ||||||
| Loss from operations | ||||||||||
| % of revenue | -636.0% | -11601.8% | — | -110481.3% | ||||||
| Other income, net: | ||||||||||
| Interest income | ||||||||||
| Other income (expense) | ||||||||||
| Total other income, net | ||||||||||
| Net loss before income tax | ||||||||||
| Net loss | ||||||||||
| % of revenue | -624.4% | -11478.1% | — | -107500.0% | ||||||
| Basic net loss per ordinary share (in dollars per share) | ||||||||||
| Diluted net loss per ordinary share (in dollars per share) |