Financial Instruments (Derivative Instruments Not Designated As Hedges Included In Condensed Consolidated Statements Of Earnings) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Derivative Instruments, Gain (Loss) [Line Items]
Foreign currency forwards Other income (expense) - net	$ 7.9	$ (11.6)	$ 5.0	$ 13.2
Foreign Exchange Forward [Member] | Other Income (Expense) - Net [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Foreign currency forwards Other income (expense) - net	$ 7.9	$ (11.6)	$ 5.0	$ 13.2