Industry Segment Information (Tables)

3 Months Ended

Apr. 01, 2012

Schedule of Sales and Operating Income by Operating Segment, Excluding Discontinued Operations

Revenue and operating income (loss) by operating segment, excluding discontinued operations, are shown in the table below:



	Three Months Ended
	April 1, 2012			April 3, 2011
	(In thousands)
Human Health
Product revenue	$	215,830		$	168,746
Service revenue	38,131			32,575
Total revenue	253,961			201,321
Operating income from continuing operations	21,945			21,537
Environmental Health
Product revenue	$	141,364		$	137,380
Service revenue	115,565			108,477
Total revenue	256,929			245,857
Operating income from continuing operations	26,395			30,242
Corporate
Operating loss from continuing operations⁽¹⁾	$	(11,958	)	$	(10,348	)
Continuing Operations
Product revenue	$	357,194		$	306,126
Service revenue	153,696			141,052
Total revenue	510,890			447,178
Operating income from continuing operations	36,382			41,431
Interest and other expense, net (see Note 5)	12,830			5,756
Income from continuing operations before income taxes	$	23,552		$	35,675

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⁽¹⁾	The expenses related to postretirement benefit plans have been included in the Corporate operating loss from continuing operations, and together constituted a pre-tax loss of $1.2 million and a pre-tax gain of $0.2 million for the three months ended April 1, 2012 and April 3, 2011, respectively.

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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