Inventories - Schedule of Inventories (Detail) - USD ($) $ in Thousands	Jul. 31, 2016	Oct. 31, 2015
Inventory Disclosure [Abstract]
Raw materials and component parts	$ 91,706	$ 97,215
Work-in-process	39,988	35,509
Finished goods	146,789	128,816
Inventories - gross	278,483	261,540
Obsolescence and other reserves	(32,111)	(28,230)
LIFO reserve	(6,761)	(7,638)
Inventories - net	$ 239,611	$ 225,672

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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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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount of valuation reserve for inventory.

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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.

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