Segment Information - Summary of Net Sales and Operating Profit by Segment (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net Sales and Operating Profit Information [Line Items]
Operating profit	$ 350.4	$ 245.5
Intangible asset amortization	(152.0)	(126.6)
Special items	(110.1)	(88.7)
Net Sales	1,977.3	1,904.0
Operating Segments [Member] | Americas [Member]
Net Sales and Operating Profit Information [Line Items]
Operating profit	540.7	533.9
Net Sales	1,005.3	982.8
Operating Segments [Member] | EMEA [Member]
Net Sales and Operating Profit Information [Line Items]
Operating profit	130.8	140.6
Net Sales	392.7	400.5
Operating Segments [Member] | Asia Pacific [Member]
Net Sales and Operating Profit Information [Line Items]
Operating profit	102.5	110.2
Net Sales	276.6	256.6
Operating Segments [Member] | Product Category Operating Segments [Member]
Net Sales and Operating Profit Information [Line Items]
Operating profit	73.6	54.6
Net Sales	302.7	264.1
Segment Reconciling Items [Member]
Net Sales and Operating Profit Information [Line Items]
Inventory step-up and other inventory and manufacturing related charges	(23.2)	(178.3)
Intangible asset amortization	(152.0)	(126.6)
Special items	(110.1)	(88.7)
Global Operations and Corporate Functions [Member]
Net Sales and Operating Profit Information [Line Items]
Global Operations and Corporate Functions	$ (211.9)	$ (200.2)