2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summery of composition of the Company's accrued liabilities (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Accounting Policies [Abstract] | ||
| Indirect tax contingencies | $ 65,167 | $ 64,481 |
| Accrued operating expenses | 16,243 | 30,562 |
| Accrued payroll expenses | 11,370 | 15,530 |
| Indirect tax accruals | 5,812 | 6,017 |
| Other accrued liabilities | 2,939 | 954 |
| Accrued liabilities | $ 101,531 | $ 117,544 |
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- Definition Accrued Operating Expenses No definition available.
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- Definition Indirect Tax Contingencies Accrued No definition available.
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- References No definition available.
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- Definition Amount of liabilities incurred and payable to vendors for goods and services received, and accrued liabilities classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from reserves and accruals. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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