Derivative Instruments And Hedging Activities (Derivative Instrument Fair Value) (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 01, 2012		Dec. 31, 2011		Jun. 26, 2011
Derivatives Not Designated As Hedging Instruments [Member]
Derivative [Line Items]
Notional Value	$ 4,346
Derivatives Not Designated As Hedging Instruments [Member] | Derivatives - Securitization Transactions [Member]
Derivative [Line Items]
Notional Value	4,346
Derivatives Designated As Hedging Instruments
Derivative [Line Items]
Notional Value	286,887		412,465		393,052
Asset Fair Value	8,879	[1]	16,443	[1]
Liability Fair Value	2,042	[2]	5,137	[2]	14,933	[2]
Derivatives Designated As Hedging Instruments | Interest Rate Swaps - Unsecured Commercial Paper
Derivative [Line Items]
Notional Value	41,600	[3]	102,100	[3]	117,500	[3]
Liability Fair Value	982	[2],[3]	3,020	[2],[3]	5,156	[2],[3]
Derivatives Designated As Hedging Instruments | Foreign Currency Contracts [Member]
Derivative [Line Items]
Notional Value	244,221	[3]	306,450	[3]	272,637	[3]
Asset Fair Value	8,879	[1],[3]	16,443	[1],[3]
Liability Fair Value	1,027	[2],[3]	1,852	[2],[3]	9,691	[2],[3]
Derivatives Designated As Hedging Instruments | Natural Gas Contracts [Member]
Derivative [Line Items]
Notional Value	1,066	[3]	3,915	[3]	2,915	[3]
Liability Fair Value	$ 33	[2],[3]	$ 265	[2],[3]	$ 86	[2],[3]

[1] Included in other current assets

[2] Included in accrued liabilities

[3] Derivative designated as a cash flow hedge