Financial Instruments - Derivative Instruments not Designated as Hedges Included in Consolidated Statements of Earnings (Detail) (Not Designated as Hedging Instrument [Member], USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Foreign Currency Forwards [Member] | Other Income (Expense) - Net [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain Recognized in Income	$ 8.0	$ 7.9	$ 2.1	$ 5.0
Equity Forwards [Member] | Operating Expenses [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain Recognized in Income	$ 1.3		$ 2.4