Goodwill and Intangible Assets, Net (Tables)

6 Months Ended

Jul. 01, 2012

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 July 1, 2012 from January 1, 2012 were as follows:

	Human Health			Environmental Health			Consolidated
	(In thousands)
Balance at January 1, 2012	$	1,390,571		$	703,055		$	2,093,626
Foreign currency translation	(9,028		)	(4,567		)	(13,595		)
Balance at July 1, 2012	$	1,381,543		$	698,488		$	2,080,031

Identifiable Intangible Asset Balances

Identifiable intangible asset balances at July 1, 2012 and January 1, 2012 by category were as follows:

	July 1, 2012			January 1, 2012
	(In thousands)
Patents	$	107,571		$	107,437
Less: Accumulated amortization	(87,852		)	(85,188		)
Net patents	19,719			22,249
Trade names and trademarks	34,034			35,214
Less: Accumulated amortization	(12,075		)	(11,086		)
Net trade names and trademarks	21,959			24,128
Licenses	79,573			79,873
Less: Accumulated amortization	(42,211		)	(37,339		)
Net licenses	37,362			42,534
Core technology	385,338			385,112
Less: Accumulated amortization	(229,912		)	(212,834		)
Net core technology	155,426			172,278
Customer relationships	314,711			316,782
Less: Accumulated amortization	(89,078		)	(69,710		)
Net customer relationships	225,633			247,072
IPR&D	7,026			7,131
Less: Accumulated amortization	(1,150		)	(819		)
Net IPR&D	5,876			6,312
Net amortizable intangible assets	465,975			514,573
Non-amortizing intangible assets:
Trade names and trademarks	147,034			147,034
Totals	$	613,009		$	661,607