Schedule II (Consolidated Valuation And Qualifying Accounts) (Detail) - USD ($) $ in Thousands	12 Months Ended
Jul. 02, 2016	Jun. 27, 2015	Jun. 28, 2014
Provision for obsolete inventory
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	$ 417	$ 332	$ 381
Provisions	757	520	257
Dispositions	(61)	(435)	(306)
Balance at end of year	1,113	417	332
Allowance for Doubtful Accounts
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	97	0	40
Provisions	38	97	37
Dispositions	0	0	(77)
Balance at end of year	$ 135	$ 97	$ 0

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 FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 09
-Article 12

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