Inventory, Net (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Inventory [Line Items] | ||
| Cost | $ 808,233 | $ 485,908 |
| Provision | (25,202) | (30,893) |
| Net | 783,031 | 455,015 |
| Integrated systems, batteries, and other equipment | ||
| Inventory [Line Items] | ||
| Cost | 786,900 | 463,493 |
| Provision | (25,176) | (30,891) |
| Net | 761,724 | 432,602 |
| Spare parts | ||
| Inventory [Line Items] | ||
| Cost | 21,333 | 22,415 |
| Provision | (26) | (2) |
| Net | $ 21,307 | $ 22,413 |
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- Definition Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of valuation reserve for inventory. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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