Derivative Instruments (Schedule of Net Gain (Loss) on Foreign Exchange Contracts) (Details) (Not Designated as Hedging Instrument, Foreign Exchange Forward and Option, USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 27, 2013	Dec. 28, 2012
Derivative Instruments, (Loss) Gain [Line Items]
Net gain (loss) on foreign exchange forward and option contracts not designated as hedging instruments	$ 4.0	$ 0.2
Cost of sales
Derivative Instruments, (Loss) Gain [Line Items]
Net gain (loss) on foreign exchange forward and option contracts not designated as hedging instruments	(0.2)	(0.9)
Selling, general and administrative
Derivative Instruments, (Loss) Gain [Line Items]
Net gain (loss) on foreign exchange forward and option contracts not designated as hedging instruments	0	1.1
Other (expense) income, net
Derivative Instruments, (Loss) Gain [Line Items]
Net gain (loss) on foreign exchange forward and option contracts not designated as hedging instruments	$ 4.2	$ 0