v3.6.0.2
Earnings Per Ordinary Share (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Dec. 30, 2016
Dec. 25, 2015
Dec. 30, 2016
Dec. 25, 2015
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]        
Net income attributable to shareholders $ 25,292 $ 19,803 $ 48,058 $ 21,406
Weighted-average number of ordinary shares outstanding (thousands of shares) 36,848 35,812 36,626 35,695
Incremental shares arising from the assumed exercise of share options and vesting of restricted share units (thousands of shares) 957 1,014 941 875
Weighted-average number of ordinary shares for diluted earnings per ordinary share (thousands of shares) 37,805 36,826 37,567 36,570
Basic earnings per ordinary share $ 0.69 $ 0.55 $ 1.31 $ 0.60
Diluted earnings per ordinary share $ 0.67 $ 0.54 $ 1.28 $ 0.59
Outstanding share options excluded in the computation of diluted earnings per ordinary share [1]   31,244   31,244
[1] These share options were not included in the computation of diluted earnings per ordinary share because the exercise price of the options was greater than the average market price of the underlying shares.