Acquisition reversal receivable (Details) - USD ($) |
Mar. 31, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Acquisition reversal receivable | ||
| Acquisition reversal receivable | $ 33,151,699 | $ 33,151,699 |
| Less: allowance for credit losses | (33,151,699) | 0 |
| Acquisition reversal receivable, net | $ 0 | $ 33,151,699 |