Components of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,336,554	$ 1,310,464
Accumulated Amortization	(288,400)	(251,672)
In Process Research and Development
Finite-Lived Intangible Assets [Line Items]
In-process research and development	71,634	53,157
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	586,790	580,151
Accumulated Amortization	(161,357)	(141,520)
Intellectual property
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	278,263	276,458
Accumulated Amortization	(111,602)	(95,967)
Distribution rights
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	16,708	16,567
Accumulated Amortization	(14,383)	(13,880)
Trade Names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	382,822	384,131
Accumulated Amortization	(1,029)	(305)
Noncompete Agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	337
Accumulated Amortization	$ (29)