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Derivative Instruments and Hedging Activities - Additional Information (Detail)
$ in Millions
12 Months Ended
Oct. 02, 2020
USD ($)
Derivative [Line Items]  
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months $ (0.1)
Minimum  
Derivative [Line Items]  
Derivative, Remaining Maturity 1 month
Maximum  
Derivative [Line Items]  
Derivative, Remaining Maturity 15 months
Foreign currency forward contracts  
Derivative [Line Items]  
Derivative, term of contract (in months) 1 month
Foreign currency forward contracts | Minimum  
Derivative [Line Items]  
Derivative, Remaining Maturity 1 month
Foreign currency forward contracts | Maximum  
Derivative [Line Items]  
Derivative, Remaining Maturity 15 months