Financial Instruments (Pre-Tax (Gain)/Loss Reclassified From AOCI Into Income) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 01, 2012	Jun. 26, 2011	Jul. 01, 2012	Jun. 26, 2011
Derivatives, Fair Value [Line Items]
Pre-Tax (Gain)/Loss Reclassified from AOCI into Income, Total	$ 3,773	$ 3,524	$ 6,627	$ 6,225
Interest Expense [Member]
Derivatives, Fair Value [Line Items]
Pre-Tax (Gain)/Loss Reclassified from AOCI into Income, Total	3,643	3,935	7,394	7,655
Cost of Sales [Member]
Derivatives, Fair Value [Line Items]
Pre-Tax (Gain)/Loss Reclassified from AOCI into Income, Total	130	(78)	(767)	(662)
Income From Discontinued Operations [Member]
Derivatives, Fair Value [Line Items]
Pre-Tax (Gain)/Loss Reclassified from AOCI into Income, Total		$ (333)		$ (768)