Detail of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012		Dec. 31, 2011		Oct. 01, 2011
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	$ 2,137,780		$ 746,696		$ 763,683
Accumulated amortization	(183,268)		(154,411)		(144,421)
Net	1,954,512		592,285		619,262
Gross carrying amount	641,693	[1]	252,034	[1]	257,741	[1]
Accumulated amortization		[1]		[1]		[1]
Net	641,693	[1]	252,034	[1]	257,741	[1]
Finite-life intangibles
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	1,496,087		494,662		505,942
Accumulated amortization	(183,268)		(154,411)		(144,421)
Net	1,312,819		340,251		361,521
Finite-life intangibles | Patents
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	5,900		5,896		5,893
Accumulated amortization	(4,428)		(4,038)		(3,908)
Net	1,472		1,858		1,985
Finite-life intangibles | Backlog
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	120,000	[1]
Net	120,000	[1]
Finite-life intangibles | Proprietary technology
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	256,772	[1]	128,841	[1]	131,972	[1]
Accumulated amortization	(49,587)	[1]	(39,956)	[1]	(37,094)	[1]
Net	207,185	[1]	88,885	[1]	94,878	[1]
Finite-life intangibles | Customer relationships
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	1,111,902	[1]	358,410	[1]	366,540	[1]
Accumulated amortization	(128,610)	[1]	(109,887)	[1]	(102,919)	[1]
Net	983,292	[1]	248,523	[1]	263,621	[1]
Finite-life intangibles | Trade names
Acquired Intangible Assets by Major Class [Line Items]
Gross carrying amount	1,513		1,515		1,537
Accumulated amortization	(643)		(530)		(500)
Net	$ 870		$ 985		$ 1,037

[1] Preliminary values of intangible assets acquired in the Merger include backlog of $120.0 million, proprietary technology of $125.0 million, customer relationships of $750.0 million and indefinite-life trade names $390.0 million.