| 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 | Sep 30, 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total Operating Expenses | |||||||||||||
| Related Party Administrative Fees | |||||||||||||
| Franchise tax expenses | |||||||||||||
| Loss from operations | |||||||||||||
| Other Income (expense): | |||||||||||||
| Interest and Dividend Income (Non-Bank) | |||||||||||||
| Interest earned on cash and investments held in Trust Account | — | — | |||||||||||
| Interest Expense | — | — | — | ||||||||||
| Interest and penalties on excise tax payable | — | — | — | ||||||||||
| Income (loss) before income taxes | |||||||||||||
| Provision for income taxes | |||||||||||||
| Net income (loss) |