Nature of Business and Basis of Presentation (Details)	3 Months Ended	9 Months Ended
	Oct. 03, 2015 state W	Oct. 03, 2015 state W	Oct. 03, 2015
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	12	23
Number of weeks reflected in operating results	13	13
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%