SUPPLEMENTAL BALANCE SHEET INFORMATION - Composition of Other Assets (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Other Assets, Noncurrent [Abstract] | ||
| Note receivable | $ 2,071 | $ 7,641 |
| Funded status of defined benefit plan | 3,126 | 2,765 |
| Finance lease right-of-use assets, net | 4,182 | 2,900 |
| Other | 1,411 | 1,650 |
| Other assets | $ 10,790 | $ 14,956 |
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- Definition The amount as of the balance sheet date of amount paid in advance to the suppliers, classified as non-current. No definition available.
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- Definition The amount as of balance sheet date of miscellaneous assets classified as other. No definition available.
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- Definition Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of noncurrent assets classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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