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Summary of Significant Accounting Policies - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Sep. 26, 2015
Sep. 27, 2014
Sep. 26, 2015
Sep. 27, 2014
Accounting Policies [Abstract]        
Forward contracts term, maximum (no more than) 12 months      
Anti-dilutive securities excluded from calculation of basic and diluted net income per ordinary share 3,058,665 231,893 4,870,045 135,720