Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2020

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Results for these segments are presented below. We use the same accounting policies to prepare our segment results as are used to prepare our Consolidated Financial Statements. All interest and other non-operating income (expense) is attributable to Corporate & Other and is not allocated to specific segments. Summarized financial information concerning our segments is shown in the following table (in thousands):

	Reservoir Description		Production Enhancement			Corporate & Other 1			Consolidated
Three months ended March 31, 2020
Revenue from unaffiliated clients	$	102,702	$	49,698		$	—		$	152,400
Inter-segment revenue		100		316			(416	)		—
Segment operating income (loss)		11,062		(121,299	)		1,264			(108,973	)
Total assets (at end of period)		337,406		159,608			149,595			646,609
Capital expenditures		1,412		1,914			14			3,340
Depreciation and amortization		3,521		1,642			278			5,441
Three months ended March 31, 2019
Revenue from unaffiliated clients	$	103,292	$	65,902		$	—		$	169,194
Inter-segment revenue		96		44			(140	)		—
Segment operating income		6,179		9,912			323			16,414
Total assets (at end of period)		342,617		290,734			158,409			791,760
Capital expenditures		1,902		2,851			430			5,183
Depreciation and amortization		3,987		1,183			417			5,587
(1) "Corporate & Other" represents those items that are not directly related to a particular segment, eliminations and the assets and liabilities of discontinued operations.