Interest Expense (Income) - Schedule of Components of Net Interest Expense (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 05, 2014	Mar. 30, 2013
Interest Revenue Or Expense Net [Abstract]
Interest expense	$ 41,893	$ 33,680
Interest income	(1,152)	(1,189)
Interest expense, net	$ 40,741	$ 32,491