Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Jan. 03, 2014
Net income	$ 43,599	$ 40,701	$ 38,640
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of tax of $(38), $304, and $(187), respectively	(822)	(1,017)	373
Unrealized gain (loss) arising during the period on investments, net of tax of $53, $(3), and $10, respectively	(79)	4	(14)
Comprehensive income	$ 42,698	$ 39,688	$ 38,999