Accounts receivable net (Details) - USD ($) |
Mar. 31, 2026 |
Sep. 30, 2025 |
Sep. 30, 2024 |
|---|---|---|---|
| Accounts receivable net | |||
| Accounts receivable | $ 52,783,450 | $ 47,284,561 | |
| Less: allowance for credit losses | (32,547,011) | (34,189,394) | $ (302,914) |
| Accounts receivable, net | $ 20,236,439 | $ 13,095,167 |
| X | ||||||||||
- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|