Segment Reporting (Tables)

3 Months Ended

Mar. 31, 2022

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

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, 2022
Revenue from unaffiliated clients	$	74,754	$	40,546		$	—		$	115,300
Inter-segment revenue		125		33			(158	)		—
Segment operating income (loss)		361		(918	)		166			(391	)
Total assets (at end of period)		305,949		145,019			133,950			584,918
Capital expenditures		2,080		57			160			2,297
Depreciation and amortization		2,971		1,340			246			4,557
Three months ended March 31, 2021
Revenue from unaffiliated clients	$	76,486	$	31,897		$	—		$	108,383
Inter-segment revenue		57		36			(93	)		—
Segment operating income (loss)		10,051		1,560			11			11,622
Total assets (at end of period)		332,429		131,096			120,921			584,446
Capital expenditures		2,400		304			68			2,772
Depreciation and amortization		3,126		1,447			298			4,871

(1) "Corporate & Other" represents those items that are not directly related to a particular segment and eliminations.