Financial Instruments - Derivative Instruments Designated as Fair Value Hedges Included in Consolidated Statements of Earnings (Detail) (Interest Rate Swaps [Member], Interest Expense [Member], Fair Value Hedging [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Interest Rate Swaps [Member] | Interest Expense [Member] | Fair Value Hedging [Member]
Investment Holdings [Line Items]
Effective Portion of Gain / (Loss) Recognized in Income	$ 4.0	$ 3.4	$ 4.9