| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Research and development (including $176 and $0 from related party for the six-month periods ended June 30, 2026 and 2025, respectively, and including $46 and $0 from related party for the three months period ended June 30, 2026 and 2025, respectively) | |||||||||||||
| General and administrative (including $282 and $58 from related party for the six-month periods ended June 30, 2026 and 2025, respectively, and including $67 and $37 from related party for the three months period ended June 30, 2026 and 2025, respectively) | |||||||||||||
| TOTAL OPERATING EXPENSES | |||||||||||||
| OPERATING LOSS | — | ||||||||||||
| Financial expenses (income), net (including $(169) and $229 from related party for the six months period ended June 30, 2026 and 2025, respectively, and including $(154) and $197 from related party for the three months period ended June 30, 2026 and 2025, respectively) | |||||||||||||
| LOSS BEFORE INCOME TAX | |||||||||||||
| INCOME TAX | — | — | |||||||||||
| NET LOSS | |||||||||||||
| LOSS PER SHARE, BASIC | — | ||||||||||||
| LOSS PER SHARE, DILUTED | — |