Derivative Instruments and Hedging Activities - Additional Information (Detail)	12 Months Ended
Oct. 02, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Minimum remaining maturity of foreign currency derivatives (in months)	1 month
Maximum remaining maturity of foreign currency derivatives (in months)	13 months
Derivative, term of contract (in months)	1 month

High end period remaining until maturity for the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_DerivativeHigherRemainingMaturityRange1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration