Segment Information - Summary of Net Sales and Segment Operating Profit (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Operating profit	$ 210.4	$ 301.9	$ 508.6	$ 597.5
Share-based compensation	(12.2)	(15.0)	(26.2)	(27.8)
Inventory step-up and other inventory charges	(11.7)	(1.0)	(13.9)	(2.0)
Certain claims	(47.0)		(47.0)
Special items	(75.6)	(30.7)	(109.1)	(64.2)
Net Sales	1,169.5	1,125.0	2,308.4	2,265.7
Operating Segments [Member] | Americas [Member]
Segment Reporting Information [Line Items]
Operating profit	324.9	315.7	645.8	636.5
Net Sales	660.1	614.3	1,294.8	1,248.7
Operating Segments [Member] | Europe [Member]
Segment Reporting Information [Line Items]
Operating profit	92.5	94.5	180.4	189.2
Net Sales	307.5	305.2	615.0	606.0
Operating Segments [Member] | Asia Pacific [Member]
Segment Reporting Information [Line Items]
Operating profit	87.0	79.0	162.6	156.7
Net Sales	201.9	205.5	398.6	411.0
Corporate Non Segment [Member] | Global operations and corporate functions [Member]
Segment Reporting Information [Line Items]
Operating profit	$ (147.5)	$ (140.6)	$ (284.0)	$ (290.9)