Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2015

Schedule of Segment Reporting Information, by Segment

Summarized financial information concerning our segments is shown in the following table (in thousands):



	Reservoir Description		Production Enhancement		Reservoir Management		Corporate & Other ¹			Consolidated
Three Months Ended March 31, 2015
Revenue from unaffiliated clients	$	121,759	$	75,145	$	16,739	$	—		$	213,643
Inter-segment revenue	2,776		717		149		(3,642		)	—
Segment operating income (loss)	28,530		9,923		3,866		398			42,717
Total assets (at end of period)	312,129		233,414		29,505		54,960			630,008
Capital expenditures	4,437		1,803		221		408			6,869
Depreciation and amortization	3,783		1,761		431		591			6,566
Three Months Ended March 31, 2014
Revenue from unaffiliated clients	$	125,256	$	110,280	$	27,367	$	—		$	262,903
Inter-segment revenue	2,769		797		420		(3,986		)	—
Segment operating income (loss)	34,853		37,202		10,474		298			82,827
Total assets (at end of period)	325,139		263,351		35,676		56,197			680,363
Capital expenditures	4,816		1,075		85		1,692			7,668
Depreciation and amortization	3,848		1,895		239		651			6,633

- 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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