Segment Reporting (Tables)

9 Months Ended

Sep. 30, 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 September 30, 2015
Revenue from unaffiliated clients	$	117,943	$	64,918	$	14,404	$	—		$	197,265
Inter-segment revenue	1,770		140		37		(1,947		)	—
Segment operating income (loss)	30,338		11,367		4,796		317			46,818
Total assets (at end of period)	334,892		210,209		24,320		65,684			635,105
Capital expenditures	5,224		309		7		426			5,966
Depreciation and amortization	4,287		1,614		401		608			6,910
Three Months Ended September 30, 2014
Revenue from unaffiliated clients	$	131,380	$	122,161	$	22,594	$	—		$	276,135
Inter-segment revenue	4,734		52,916		1,422		(59,072		)	—
Segment operating income (loss)	35,377		45,735		7,553		455			89,120
Total assets (at end of period)	317,741		277,320		33,646		56,425			685,132
Capital expenditures	4,577		2,678		2,021		(1,439		)	7,837
Depreciation and amortization	4,158		1,830		350		507			6,845
Nine Months Ended September 30, 2015
Revenue from unaffiliated clients	$	358,613	$	210,652	$	45,532	$	—		$	614,797
Inter-segment revenue	6,957		1,509		244		(8,710		)	—
Segment operating income (loss)	89,812		35,666		12,114		(164		)	137,428
Total assets	334,892		210,209		24,320		65,684			635,105
Capital expenditures	13,958		2,821		273		1,224			18,276
Depreciation and amortization	12,302		5,024		1,254		1,826			20,406
Nine Months Ended September 30, 2014
Revenue from unaffiliated clients	$	387,225	$	343,434	$	75,941	$	—		$	806,600
Inter-segment revenue	10,266		54,097		2,189		(66,552		)	—
Segment operating income (loss)	106,571		120,597		27,821		1,092			256,081
Total assets	317,741		277,320		33,646		56,425			685,132
Capital expenditures	15,673		5,508		2,388		4,055			27,624
Depreciation and amortization	11,941		5,605		955		1,295			19,796