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