Debt - Summary (Details) - USD ($) |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Debt | ||
| Unsecured convertible promissory note (measured at fair value) | $ 29,440,000 | |
| Less: current portion | $ (29,440,000) | |
| Unsecured promissory note (measured at fair value) | $ 18,227,000 | |
| Less: current portion | $ (18,227,000) |
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of the portion of long-term, uncollateralized debt obligations due within one year or the normal operating cycle, if longer. No definition available.
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- References No definition available.
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Sum of the carrying values as of the balance sheet date of the portions of all long-term notes and loans payable due within one year or the operating cycle if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of the portion of long-term, uncollateralized debt obligations due within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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