Net Sales by Geographical Area (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net sales	$ 8,678.2	$ 8,136.8	$ 7,921.6
Asia
Segment Reporting Information [Line Items]
Net sales	3,194.9	2,998.1	2,830.2
China
Segment Reporting Information [Line Items]
Net sales	1,522.2	1,421.2	1,385.4
Japan
Segment Reporting Information [Line Items]
Net sales	827.9	787.0	718.6
Rest of Asia
Segment Reporting Information [Line Items]
Net sales	844.8	789.9	726.2
Americas
Segment Reporting Information [Line Items]
Net sales	2,735.1	2,435.2	2,548.0
Europe
Segment Reporting Information [Line Items]
Net sales	$ 2,748.2	$ 2,703.5	$ 2,543.4