Detail of Selected Balance Sheet Accounts - Property, Plant and Equipment (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | $ 275,514 | $ 262,897 |
| Less: Accumulated depreciation | (156,880) | (151,848) |
| Total property, plant and equipment, net | 118,634 | 111,049 |
| Land | ||
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 24,297 | 24,436 |
| Buildings and improvements | ||
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 132,656 | 133,455 |
| Machinery and equipment | ||
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 101,592 | 99,840 |
| Furniture and fixtures | ||
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | 3,512 | 3,056 |
| Construction in process | ||
| Property, Plant, and Equipment [Line Items] | ||
| Property, plant and equipment, gross | $ 13,457 | $ 2,110 |
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- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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