Summary of Significant Accounting Policies Foreign Currency (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Accounting Policies [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment	$ (0.7)	$ (0.5)	$ (0.6)