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Components of Inventories (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2013	Oct. 31, 2012
Schedule of Inventory [Line Items]
Raw materials and supplies	$ 2,559	$ 2,519
Work in process	131	3
Finished goods	4,740	4,630
Less inventory reserve	(120)	(168)
Totals	$ 7,310	$ 6,984

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

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