Components of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,557,688	$ 1,310,464
Accumulated Amortization	(302,091)	(251,672)
In-process Research and Development Asset
Finite Lived Intangible Assets [Line Items]
In-process research and development	68,786	53,157
Customer Relationships
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	628,020	580,151
Accumulated Amortization	(168,223)	(141,520)
Intellectual property
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	435,869	276,458
Accumulated Amortization	(118,086)	(95,967)
Distribution rights
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	16,797	16,567
Accumulated Amortization	(14,592)	(13,880)
Trade Names
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	407,879	384,131
Accumulated Amortization	(1,148)	(305)
Noncompete Agreements
Finite Lived Intangible Assets [Line Items]
Gross Carrying Amount	337
Accumulated Amortization	$ (42)