Business Segments - Geographic Information, Based on Shipping Destination, Related to Revenue from External Customers (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Revenue from External Customer [Line Items]
Revenues	$ 2,761.1	$ 2,691.1	$ 1,640.8
United States [Member]
Revenue from External Customer [Line Items]
Revenues	1,990.2	1,984.8	1,079.9
Europe [Member]
Revenue from External Customer [Line Items]
Revenues	391.0	362.0	310.1
CANADA
Revenue from External Customer [Line Items]
Revenues	163.0	166.2	112.6
Other [Member]
Revenue from External Customer [Line Items]
Revenues	216.9	178.1	138.2
Foreign [Member]
Revenue from External Customer [Line Items]
Revenues	$ 770.9	$ 706.3	$ 560.9