Valuation And Qualifying Accounts (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2014		Dec. 29, 2013		Dec. 30, 2012
Allowance for Doubtful Accounts Receivable [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance Beginning of Year	$ 5,107		$ 5,906		$ 5,446
Provision (Benefit)	(308)		(752)		1,153
Additions/Deductions from Reserves	(1,428)	[1]	(42)	[1]	(693)	[1]
Translation Adjustments	(10)		(5)
Balance End of Year	3,361		5,107		5,906
Allowance for Doubtful Notes Receivable [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance Beginning of Year	750		1,444		2,059
Provision (Benefit)	(262)		(505)		(691)
Additions/Deductions from Reserves	443	[1]	(189)	[1]	76	[1]
Balance End of Year	$ 931		$ 750		$ 1,444

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