Restructuring and Other Transition Costs - Liability Established by Company in Connection with Restructuring Plan by Category of Costs (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 330	$ 1,314	$ 5,926
Charges incurred			2,239
Amounts paid or utilized	(255)	(984)	(6,851)
Ending Balance	75	330	1,314
Severance and employee related [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance		287	3,866
Charges incurred			571
Amounts paid or utilized		(287)	(4,150)
Ending Balance			287
Facility exit costs and other [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	330	1,027	2,060
Charges incurred			1,668
Amounts paid or utilized	(255)	(697)	(2,701)
Ending Balance	$ 75	$ 330	$ 1,027