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Inventories (Detail) (USD $)	Sep. 27, 2013	Mar. 31, 2013
Inventory [Line Items]
Raw material	$ 2,757,000	$ 2,600,000
Work-in-process	1,098,000	782,000
Finished products	762,000	523,000
Inventories, net	$ 4,617,000	$ 3,905,000

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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