Cost Reduction Actions (Details) $ in Millions	6 Months Ended	12 Months Ended
	Jul. 04, 2015 USD ($) item	Jan. 03, 2015 USD ($) item
Restructuring Cost and Reserve
Charges (Reversals), net | $	$ 33.9
2014/2015 Actions
Restructuring Cost and Reserve
Charges (Reversals), net | $	$ 33.9	$ 66.5
Number of positions reduced as a result of Cost Reduction Actions	605	1,420
Number of positions remaining	245