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Movements of Long-Term Loans (Detail) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Dec. 28, 2012
Dec. 30, 2011
Debt Instrument [Line Items]    
Opening net book amount $ 38,579 $ 16,377
Additional loans during the period   16,000
Repayment during the period (4,834) (2,464)
Closing net book amount $ 33,745 $ 29,913