SCHEDULE II - Valuation and Qualifying Accounts and Reserves (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2014		Dec. 29, 2013		Dec. 30, 2012
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 15,275		$ 22,006		$ 34,646
Additions charged to cost and expenses	13,029		11,519		9,736
Additions/(reductions) for acquisitions/ dispositions	2,031	[1]	(385)	[1]	24	[1]
Deductions from reserves	(13,837)	[2]	(17,865)	[2]	(22,400)	[2]
Balance at end of period	$ 16,498		$ 15,275		$ 22,006

[1] Includes foreign currency translation adjustments in each year.

[2] Consists of write-offs, net of recoveries in each year.