Deferred Tax Assets and Deferred Tax Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2012	Jun. 24, 2011
Deferred tax assets:
Depreciation	$ 1,353	$ 1,408
Severance liability	668	566
Reserve and allowance	616	1,126
Allowance for tax loss carried forward	2,456
Non-deductible flood loss expenses	793
Others	36	253
Total deferred tax assets	5,922	3,353
Deferred tax liabilities:
Deferred cost of service and expense	(54)	(68)
Others	(16)	(24)
Total deferred tax liabilities	(70)	(92)
Net deferred income tax assets	$ 5,852	$ 3,261