| Line Item | Jun 30, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Sep 30, 2024 |
|---|---|---|---|---|---|---|
| General and administrative costs | ||||||
| Loss from operations | ||||||
| Other income: | ||||||
| Change in fair value of over-allotment option liability | — | |||||
| Interest earned on marketable securities held in Trust Account | ||||||
| Total other income | ||||||
| Net income | ||||||
| Basic net income per share (in Dollars per share) | — | — | — | |||
| Diluted net income per share (in Dollars per share) | — | — | — |