Outstanding Borrowings Under Long-Term Loan Agreements with Banks (Detail) (USD $) In Thousands, unless otherwise specified				12 Months Ended		12 Months Ended		12 Months Ended
	Jun. 29, 2012	Jun. 24, 2011	Jun. 25, 2010	Jun. 29, 2012 Contract No.1	Jun. 24, 2011 Contract No.1	Jun. 29, 2012 Contract No.2	Jun. 24, 2011 Contract No.2	Jun. 29, 2012 Contract No.3	Jun. 24, 2011 Contract No.3	Jun. 29, 2012 Minimum Contract No.1	Jun. 29, 2012 Minimum Contract No.2	Jun. 29, 2012 Minimum Contract No.3	Jun. 29, 2012 Maximum Contract No.1	Jun. 29, 2012 Maximum Contract No.2	Jun. 29, 2012 Maximum Contract No.3
Debt Instrument [Line Items]
Amount	$ 38,579	$ 16,377	$ 20,385	$ 28,500	$ 2,000	$ 10,079	$ 13,747		$ 630
Interest rate per annum (%)				LIBOR + 2.8% per annum		SIBOR + 1.5% per annum		SIBOR + 1.5% per annum
Margin above LIBOR/SIBOR				2.80%		1.50%		1.50%
Conditions				Repayable in quarterly installments within 6 years		Repayable in quarterly installments within 8 years		Repayable in semi-annual installments within 7 years
Repayment duration				6 years		8 years		7 years
Repayment term										2012-06	2009-05	2005-06	2017-03	2015-02	2011-11