Restructuring and Other Items - Restructuring of Operations and Other Items Net (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Sep. 29, 2013	Sep. 30, 2012
Restructuring Cost and Reserve [Line Items]
Total restructuring expense	$ 2,913	$ 5,655	$ 13,268	$ 9,929
Other items, net	3,826	(1,434)	21,730	16,245
Total restructuring of operations and other items, net	6,739	4,221	34,998	26,174
Leases [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expense	43	901	3,842	3,716
Employee severance and benefits [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expense	2,870	1,239	9,426	2,698
Other exit costs [Member]
Restructuring Cost and Reserve [Line Items]
Total restructuring expense		$ 3,515		$ 3,515