| Line Item | Jun 30, 2026 | Mar 31, 2026 | Sep 30, 2025 | Jun 30, 2025 |
|---|---|---|---|---|
| General and administrative expenses | — | |||
| Loss from operations | — | |||
| Dividends and interest earned on marketable securities held in the Trust Account | — | — | ||
| Interest income | — | — | ||
| Net income (loss) | ||||
| Basic net income (loss) per share | — | — | — | |
| Diluted net income (loss) per share | — | — | — |