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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jul. 01, 2016
Jun. 30, 2017
Jul. 01, 2016
Derivative [Line Items]        
Derivative, term of contract (in months)     1 month  
Derivatives designated as hedging instruments: | Foreign Exchange Contract        
Derivative [Line Items]        
Gain/loss   $ 400,000   $ (900,000)
Gain/loss reclassified $ 0 $ (700,000) $ 0 $ (600,000)