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Acquisition - Additional Information (Detail) - USD ($)
$ in Millions
9 Months Ended
Jul. 27, 2015
Oct. 03, 2015
Business Acquisition [Line Items]    
Cash purchase price of acquisition   $ 13.1
Ecotechnics S.p.A [Member]    
Business Acquisition [Line Items]    
Cash purchase price of acquisition $ 11.8  
Preliminary cash purchase price of acquisition $ 13.1