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- Schedule of Inventories (Details) - USD ($) $ in Thousands	Nov. 30, 2019	Aug. 31, 2019
Inventory Disclosure [Abstract]
Finished goods	$ 77,315	$ 53,417
Work-in-process	105,779	82,926
Raw materials	121,592	105,804
Total	304,686	242,147
Less last-in, first-out (LIFO) reserve	41,353	41,021
Inventories, net	$ 263,333	$ 201,126

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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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.

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Amount by which inventory stated at last-in first-out (LIFO) is less than (in excess of) inventory stated at other inventory cost methods.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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