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Effect of Recording Share-Based Compensation Expense (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 29, 2012
Jun. 24, 2011
Jun. 25, 2010
Share-based compensation expense by type of award:      
Share options $ 3,443 $ 2,943 $ 655
Restricted shares 1,206 517  
Total share-based compensation expense 4,649 3,460 655
Tax effect on share-based compensation expense         
Net effect on share-based compensation expense $ 4,649 $ 3,460 $ 655