Goodwill and Intangible Assets, Net (Tables)

9 Months Ended

Oct. 02, 2011

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the period ended October 2, 2011 from January 2, 2011 were as follows:

	Human Health		Environmental Health		Consolidated
	(In thousands)
Balance at January 2, 2011	$	974,940	$	529,875	$	1,504,815
Foreign currency translation	10,020		3,559		13,579
Acquisitions, earn outs and other	62,480		177,531		240,011
Balance at October 2, 2011	$	1,047,440	$	710,965	$	1,758,405

Identifiable Intangible Asset Balances

Identifiable intangible asset balances at October 2, 2011 and January 2, 2011 by category were as follows:

	October 2, 2011			January 2, 2011
	(In thousands)
Patents	$	107,508		$	107,562
Less: Accumulated amortization	(83,319		)	(78,735		)
Net patents	24,189			28,827
Trade names and trademarks	21,053			16,219
Less: Accumulated amortization	(10,321		)	(8,243		)
Net trade names and trademarks	10,732			7,976
Licenses	68,660			60,810
Less: Accumulated amortization	(38,832		)	(33,704		)
Net licenses	29,828			27,106
Core technology	338,310			310,557
Less: Accumulated amortization	(208,350		)	(187,289		)
Net core technology	129,960			123,268
Customer relationships	229,994			140,831
Less: Accumulated amortization	(66,012		)	(53,888		)
Net customer relationships	163,982			86,943
IPR&D	7,230			3,499
Less: Accumulated amortization	(678		)	(405		)
Net IPR&D	6,552			3,094
Net amortizable intangible assets	365,243			277,214
Non-amortizing intangible assets:
Trade names and trademarks	147,034			147,034
Totals	$	512,277		$	424,248