Interest Expense (Income) - Schedule of Components of Net Interest Expense (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Components of Net Interest Expense
Interest expense	$ 33,680	$ 44,982
Interest income	(1,189)	(3,310)
Interest expense, net	$ 32,491	$ 41,672