Restructuring of Operations and Other Items - Summary of Significant Activities Within, and Components of Restructuring Obligations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 16,804
Expense	4,470	6,154
Utilized	(11,852)
Ending Balance	9,422
Lease [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	4,029
Expense	4,071	1,768
Utilized	(3,903)
Ending Balance	4,197
Employee severance and benefits [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	12,775
Expense	399	4,386
Utilized	(7,949)
Ending Balance	$ 5,225