Acquisitions - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Oct. 03, 2015	Sep. 27, 2014	Jan. 03, 2015
Business Acquisition [Line Items]
Assets Held-for-sale, Current	$ 0.0		$ 0.0		$ 29.5
Goodwill	7,147.3		7,147.3		7,275.5
Purchase price for acquisitions	17.1	$ 0.0	17.5	$ 3.2
Inventories, net	1,867.0		1,867.0		1,562.7
Industrial Segment
Business Acquisition [Line Items]
Goodwill	$ 2,340.2		$ 2,340.2		$ 2,398.0