Quarterly Financial Data (Consolidated Valuation And Qualifying Accounts) (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jun. 30, 2012 Inventory Valuation Reserve [Member]	Jul. 02, 2011 Inventory Valuation Reserve [Member]	Jul. 03, 2010 Inventory Valuation Reserve [Member]	Jun. 30, 2012 Allowance For Doubtful Accounts [Member]	Jul. 02, 2011 Allowance For Doubtful Accounts [Member]	Jul. 03, 2009 Allowance For Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	$ 732	$ 1,303	$ 409	$ 111	$ 111	$ 111
Provisions	762	299	2,182		15
Dispositions	(348)	(870)	(1,288)	(111)	(15)
Balance at end of year	$ 1,146	$ 732	$ 1,303		$ 111	$ 111

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690

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- Definition

Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

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