Derivative Instruments And Hedging Activities (Derivative Instrument Fair Value) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Apr. 01, 2012
Derivative [Line Items]
Derivative, Notional Amount	$ 483,247	$ 381,885	$ 315,502
Derivative Asset, Fair Value, Net	11,625	317	6,345
Derivative Liability, Fair Value, Net	1,041	7,906	2,234
Document Period End Date	Mar. 31, 2013
Notional Amount of Other Derivatives Not Designated as Hedging Instruments		16,237	0
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value		0	0
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value		14	0
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount	33,200	35,800	95,100
Derivative Asset, Fair Value, Net	0	0	0
Derivative Liability, Fair Value, Net	97	373	1,972
Foreign Currency Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	449,078	345,021	219,484
Derivative Asset, Fair Value, Net	11,528	169	6,345
Derivative Liability, Fair Value, Net	944	6,850	0
Commodities Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	969	1,064	918
Derivative Asset, Fair Value, Net	97	148	0
Derivative Liability, Fair Value, Net	0	683	262
Notional Amount of Other Derivatives Not Designated as Hedging Instruments	15,390	16,237	0
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value	112	0	0
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value	1,124	14	0
Derivatives Not Designated As Hedging Instruments [Member]
Derivative [Line Items]
Notional Value	15,390
Asset Fair Value	112
Liability Fair Value	$ 1,124