Nature of Business and Basis of Presentation (Details)	12 Months Ended
	Jan. 02, 2016 state W	Jan. 03, 2015 W	Jan. 02, 2016
Nature of Business and Basis of Presentation
Interest in a joint venture (as a percent)			50.00%
Number of States in which Entity Operates	12		23
Number of weeks reflected in operating results	52	53
Term of contractual agreement between GE and the entity	6 years
4301
Nature of Business and Basis of Presentation
Interest in a joint venture (as a percent)			50.00%