Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Dec. 27, 2013
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 13,809	$ 9,711	$ 8,729
Foreign currency translation adjustment	(1,807)	(1,714)	53
Total comprehensive income	$ 12,002	$ 7,997	$ 8,782