Principal Components of Inventories (Detail) - USD ($) $ in Thousands	Jun. 27, 2015	Jun. 28, 2014
Inventory Disclosure [Abstract]
Raw materials	$ 4,931	$ 6,250
Work in progress	3,386	4,840
Finished goods	527	580
Inventory, Gross, Total	8,844	11,670
Reserve for obsolete and slow-moving inventories	(854)	(837)
Inventories, net	$ 7,990	$ 10,833

Certain changes made in the current period to the value and amount of inventory reported.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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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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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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