Income Taxes (Provision for Income Taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Current:
Federal	$ 27,768	$ 22,738	$ 12,077
State	5,258	4,623	1,036
Foreign	1,713	972	2,153
Current provision	34,739	28,333	15,266
Deferred:
Federal	15,348	13,692	16,614
State	2,217	2,013	2,558
Foreign	(540)	(262)	(1,100)
Deferred provision	17,025	15,443	18,072
Total income tax expense	$ 51,764	$ 43,776	$ 33,338