Accounts receivable net (Details) - USD ($) |
Sep. 30, 2025 |
Sep. 30, 2024 |
|---|---|---|
| Accounts receivable net | ||
| Accounts receivable | $ 1,650,231 | $ 19,523,108 |
| Less: allowance for credit losses | 0 | (7,732,717) |
| Accounts receivable, net | $ 1,650,231 | $ 11,790,391 |
| 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
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| 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
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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