Commitments And Contingencies (Narrative) (Detail) - USD ($)	12 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Capital Leased Assets, Gross		$ 1,700,000		$ 1,900,000
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation	$ 0	0		$ 0
Operating Leases rent expense net	3,800,000	$ 1,800,000	$ 1,500,000
Product Warranty Accrual	$ 115,000
Maximum
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Terms of lease agreements	7 years