Effective Portion of Foreign Currency Forward Contracts Designated as Cash Flow Hedges (Detail) (Foreign currency forward contracts, USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 27, 2014	Jun. 28, 2013	Jun. 27, 2014	Jun. 28, 2013
Foreign currency forward contracts
Derivative [Line Items]
Gain (Loss) Recognized in Other Comprehensive income (Effective Portion)	$ 0.1	$ (0.3)	$ 2.2	$ 2.0
Gain (Loss) Reclassified from Accumulated Other Comprehensive Income into Net Earnings (Effective Portion)	$ (0.3)	$ 2.0	$ 1.0	$ 3.0