Condensed Consolidating Statements of Cash Flows (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net cash provided by (used in) operating activities, net	$ (174.4)	$ (41.4)
Net change in short-term debt	34.0	0.5
Proceeds from issuance of long-term debt	691.6	520.9
Payments on long-term debt	(551.0)	(347.9)
Issuance (repurchase) of common stock, net	(269.8)	(263.4)
Excess tax benefits from stock-based compensation	34.9	3.4
Other	(24.8)	(16.0)
Net cash provided by (used in) financing activities	(85.1)	(102.5)
Additions to property, plant and equipment	(99.3)	(73.5)
Acquisition of businesses, net of cash acquired	(108.4)
Other	4.8	(0.2)
Net cash used in investing activities	(202.9)	(73.7)
Effect of exchange rate changes on cash	(0.8)	(28.2)
Net decrease in cash and cash equivalents	(463.2)	(245.8)
Cash and cash equivalents at beginning of period	1,128.5	1,034.1
Cash and cash equivalents at end of period	665.3	788.3
Parent Company
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net cash provided by (used in) operating activities, net	(196.0)	(73.1)
(Payments on) proceeds from intercompany transactions	(41.8)	19.6
Proceeds from issuance of long-term debt	690.0	515.2
Payments on long-term debt	(549.9)	(347.1)
Issuance (repurchase) of common stock, net	(269.8)	(263.4)
Excess tax benefits from stock-based compensation	34.9	3.4
Other	(16.6)	(11.6)
Net cash provided by (used in) financing activities	(153.2)	(83.9)
Additions to property, plant and equipment	(2.5)	(3.6)
Other		0.4
Net cash used in investing activities	(2.5)	(3.2)
Net decrease in cash and cash equivalents	(351.7)	(160.2)
Cash and cash equivalents at beginning of period	630.8	560.2
Cash and cash equivalents at end of period	279.1	400.0
Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net cash provided by (used in) operating activities, net	71.8	66.2
(Payments on) proceeds from intercompany transactions	(13.4)	(20.6)
Proceeds from issuance of long-term debt	0.2
Payments on long-term debt	(0.7)	(0.2)
Other	(7.6)	(4.4)
Net cash provided by (used in) financing activities	(21.5)	(25.2)
Additions to property, plant and equipment	(54.5)	(30.9)
Intercompany investing activities, net		(12.9)
Other	(1.2)	1.1
Net cash used in investing activities	(55.7)	(42.7)
Net decrease in cash and cash equivalents	(5.4)	(1.7)
Cash and cash equivalents at beginning of period	13.5	5.0
Cash and cash equivalents at end of period	8.1	3.3
Non-Guarantor Subsidiaries
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net cash provided by (used in) operating activities, net	(45.1)	(33.8)
Net change in short-term debt	34.0	0.5
(Payments on) proceeds from intercompany transactions	50.1	13.2
Proceeds from issuance of long-term debt	1.4	5.7
Payments on long-term debt	(0.4)	(0.6)
Other	(0.6)
Net cash provided by (used in) financing activities	84.5	18.8
Additions to property, plant and equipment	(42.3)	(39.0)
Acquisition of businesses, net of cash acquired	(108.4)
Other	6.0	(1.7)
Net cash used in investing activities	(144.7)	(40.7)
Effect of exchange rate changes on cash	(0.8)	(28.2)
Net decrease in cash and cash equivalents	(106.1)	(83.9)
Cash and cash equivalents at beginning of period	484.2	468.9
Cash and cash equivalents at end of period	378.1	385.0
Eliminations
Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items]
Net cash provided by (used in) operating activities, net	(5.1)	(0.7)
(Payments on) proceeds from intercompany transactions	5.1	(12.2)
Net cash provided by (used in) financing activities	5.1	(12.2)
Intercompany investing activities, net		12.9
Net cash used in investing activities		$ 12.9