Valuation And Qualifying Accounts (Detail) - USD ($) $ in Thousands		12 Months Ended
		Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013
Allowance for Doubtful Accounts Receivable [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance Beginning of Year		$ 3,361	$ 5,107	$ 5,906
Provision (Benefit)		(582)	(308)	(752)
Additions and Deductions from Reserves	[1]	(109)	(1,428)	(42)
Translation Adjustments		(8)	(10)	(5)
Balance End of Year		2,662	3,361	5,107
Allowance for Doubtful Notes Receivable [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance Beginning of Year		931	750	1,444
Provision (Benefit)		(502)	(262)	(505)
Additions and Deductions from Reserves	[1]	(165)	443	(189)
Balance End of Year		$ 264	$ 931	$ 750

[1] Consists primarily of write-offs, recoveries of bad debt and certain reclassifications.