Effective Portion of Foreign Currency Forward Contracts Designated as Cash Flow Hedges (Detail) (Foreign exchange contracts, USD $) In Millions, unless otherwise specified	3 Months Ended
Dec. 27, 2013	Dec. 28, 2012
Foreign exchange contracts
Derivative [Line Items]
Gain (Loss) Recognized in Other Comprehensive income (Effective Portion)	$ 3.2	$ 0.3
Gain (Loss) Reclassified from Accumulated Other Comprehensive Income into Net Earnings (Effective Portion)	$ (0.4)	$ 0.8

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4D

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624177-113959

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration