Segment Reporting Level 3 (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Segment Reporting Information, by Segment [Table Text Block]

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



(Unaudited)	Reservoir Description		Production Enhancement		Reservoir Management		Corporate & Other ¹			Consolidated
Three Months Ended June 30, 2012
Revenues from unaffiliated customers	$	126,462	$	99,547	$	20,997	$	—		$	247,006
Inter-segment revenues	760		615		785		(2,160		)	—
Segment operating income (loss)	38,076		29,564		7,113		(2,627		)	72,126
Total assets (at end of period)	279,823		246,837		24,756		71,257			622,673
Capital expenditures	3,667		2,426		29		1,475			7,597
Depreciation and amortization	3,445		902		175		555			5,077
Three Months Ended June 30, 2011
Revenues from unaffiliated customers	$	118,758	$	88,787	$	18,240	$	—		$	225,785
Inter-segment revenues	447		357		595		(1,399		)	—
Segment operating income (loss)	26,629		24,500		7,307		(633		)	57,803
Total assets (at end of period)	272,298		208,114		19,146		52,675			552,233
Capital expenditures	4,079		2,499		284		743			7,605
Depreciation and amortization	3,517		1,578		169		541			5,805
Six Months Ended June 30, 2012
Revenues from unaffiliated customers	$	242,568	$	196,280	$	42,349	$	—		$	481,197
Inter-segment revenues	1,296		1,083		804		(3,183		)	—
Segment operating income (loss)	70,491		63,095		15,028		(2,582		)	146,032
Total assets	279,823		246,837		24,756		71,257			622,673
Capital expenditures	6,146		4,268		440		4,040			14,894
Depreciation and amortization	6,992		2,500		342		1,126			10,960
Six Months Ended June 30, 2011
Revenues from unaffiliated customers	$	226,379	$	170,885	$	35,254	$	—		$	432,518
Inter-segment revenues	816		665		954		(2,435		)	—
Segment operating income (loss)	53,067		47,762		13,971		(498		)	114,302
Total assets	272,298		208,114		19,146		52,675			552,233
Capital expenditures	7,382		3,303		391		908			11,984
Depreciation and amortization	6,999		3,217		349		1,071			11,636

- 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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