Components of Consolidated Provision for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2016	Dec. 28, 2014	Dec. 29, 2013
Income Tax Disclosure [Abstract]
Current provision	$ 84,071	$ 70,958	$ 54,115
Deferred provision (benefit)	862	(873)	5,280
Total provision for Federal income taxes	84,933	70,085	59,395
Current provision	11,892	10,178	8,021
Deferred provision	851	741	775
Total provision for state and local income taxes	12,743	10,919	8,796
Provision for non-resident withholding and foreign income taxes	15,750	15,032	13,923
Provision for income taxes	$ 113,426	$ 96,036	$ 82,114