Interest Expense (Income) (Components Of Net Interest Expense) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Interest Expense [Line Items]
Interest expense	$ 44,318	$ 46,159	$ 89,300	$ 91,792
Interest income	(3,267)	(2,975)	(6,577)	(6,042)
Interest expense, net	$ 41,051	$ 43,184	$ 82,723	$ 85,750