Reportable Segments (Tables)

3 Months Ended

Mar. 31, 2012

Schedule of Segment Reporting Information, by Segment

Information for the Company’s three reportable segments and its corporate headquarters is presented below:



	Three Months Ended March 31, 2012
	Energy & Chemicals		Distribution & Storage		BioMedical		Corporate			Total
Sales	$	68,824	$	105,092	$	42,190	$	—		$	216,106
Operating income (loss)	13,192		18,732		4,592		(12,655		)	23,861



	Three Months Ended March 31, 2011
	Energy & Chemicals		Distribution & Storage		BioMedical		Corporate			Total
Sales	$	42,516	$	73,373	$	47,052	$	—		$	162,941
Operating income (loss)	3,753		11,521		8,447		(9,414		)	14,307

- 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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