Inventories (Schedule of Inventories) (Details) - USD ($) $ in Thousands |
May 31, 2026 |
Aug. 31, 2025 |
May 31, 2025 |
|---|---|---|---|
| Inventory Disclosure [Abstract] | |||
| Raw materials and supplies | $ 73,499 | $ 70,510 | $ 84,403 |
| Work in process | 10,849 | 7,186 | 8,330 |
| Finished goods and purchased parts, net | 83,372 | 78,631 | 78,594 |
| Total inventory value before LIFO adjustment | 167,720 | 156,327 | 171,327 |
| Less adjustment to LIFO value | (21,775) | (19,468) | (20,865) |
| Inventories, net | $ 145,945 | $ 136,859 | $ 150,462 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- 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 Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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