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Segment Data (Tables)

3 Months Ended

Mar. 31, 2012

Summary of operating results for reportable segments


	First Quarter
(In thousands)	2012			2011
Revenues
Fluids Systems & Engineering	$	218,496		$	170,467
Mats & Integrated Services		30,533			23,063
Environmental Services		13,307			9,121

Total Revenues	$	262,336		$	202,651

Operating Income (loss)
Fluids Systems & Engineering	$	13,995		$	19,199
Mats & Integrated Services		14,339			11,784
Environmental Services		3,575			1,620
Corporate Office		(5,774	)		(4,655	)

Operating Income	$	26,135		$	27,948

- 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.

+ References+ Details