Segment Information (Tables)

12 Months Ended

May 31, 2013

Segment information is as follows:


(In thousands)	Food Safety		Animal Safety		Corporate and Eliminations (1)			Total
2013
Product revenues to external customers	$	102,971	$	81,163	$	0		$	184,134
Service revenues to external customers		3,187		20,207		0			23,394

Total revenues to external customers		106,158		101,370		0			207,528
Operating income (loss)		27,366		15,858		(2,518	)		40,706
Depreciation and amortization		3,874		3,537		0			7,411
Interest income		0		0		144			144
Income taxes		9,182		4,770		148			14,100
Total assets		93,079		121,908		75,571			290,558
Expenditures for long-lived assets		6,046		2,851		0			8,897

2012
Product revenues to external customers	$	90,460	$	74,450	$	0		$	164,910
Service revenues to external customers		644		18,492		0			19,136

Total revenues to external customers		91,104		92,942		0			184,046
Operating income (loss)		23,932		12,039		(2,232	)		33,739
Depreciation and amortization		3,500		2,673		0			6,173
Interest income		0		0		107			107
Income taxes		7,795		3,589		66			11,450
Total assets		62,227		106,987		82,386			251,600
Expenditures for long-lived assets		4,633		7,780		0			12,413

2011
Product revenues to external customers	$	85,514	$	69,150	$	0		$	154,664
Service revenues to external customers		0		18,019		0			18,019

Total revenues to external customers		85,514		87,169		0			172,683
Operating income (loss)		24,305		13,342		(1,812	)		35,835
Depreciation and amortization		3,251		2,078		0			5,329
Interest income		0		0		95			95
Income taxes (benefit)		8,410		4,617		(627	)		12,400
Total assets		78,373		90,832		50,457			219,662
Expenditures for long-lived assets		4,908		2,888		0			7,796

(1)	Includes corporate assets, including cash and cash equivalents, marketable securities, current and deferred tax accounts, and overhead expenses not allocated to specific business segments. Also includes the elimination of intersegment transactions and noncontrolling interests.

- 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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