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Inventories - Components of Inventories (Detail) - USD ($) $ in Thousands	Oct. 27, 2018	Jan. 31, 2018
Inventory Disclosure [Abstract]
Materials and Supplies	$ 15,557	$ 13,715
Work-In-Process	1,790	1,404
Finished Goods	15,696	17,210
Inventory, Gross	33,043	32,329
Inventory Reserve	(4,713)	(4,720)
Inventories	$ 28,330	$ 27,609

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

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