Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2019

Schedule of Segment Reporting Information, by Segment

Results for these business segments are presented below. We use the same accounting policies to prepare our business segment results as are used to prepare our Consolidated Financial Statements. All interest and other non-operating income (expense) is attributable to Corporate & Other area and is not allocated to specific business segments. Summarized financial information concerning our segments for the years ended December 31, 2019, 2018 and 2017 is shown in the following table (in thousands):

	Reservoir Description		Production Enhancement		Corporate & Other⁽¹⁾			Consolidated
December 31, 2019
Revenues from unaffiliated clients	$	420,897	$	247,313	$	—		$	668,210
Inter-segment revenues		436		500		(936	)		—
Segment operating income		55,140		38,378		3,166			96,684
Total assets (at end of period)		343,405		279,769		151,499			774,673
Capital expenditures		10,439		11,253		577			22,269
Depreciation and amortization		15,109		5,645		1,851			22,605

December 31, 2018
Revenues from unaffiliated clients	$	413,082	$	287,764	$	—		$	700,846
Inter-segment revenues		988		378		(1,366	)		—
Segment operating income		54,847		63,039		736			118,622
Total assets (at end of period)		315,503		270,832		62,492			648,827
Capital expenditures		12,829		8,222		690			21,741
Depreciation and amortization		16,747		4,271		2,069			23,087

December 31, 2017
Revenues from unaffiliated clients	$	415,220	$	232,599	$	—		$	647,819
Inter-segment revenue		294		1,185		(1,479	)		—
Segment operating income (loss)		66,500		43,987		(519	)		109,968
Total assets (at end of period)		320,569		206,389		57,854			584,812
Capital expenditures		10,406		6,819		1,550			18,775
Depreciation and amortization		17,972		4,435		2,117			24,524

(1)

"Corporate and other" represents those items that are not directly relating to a particular segment and eliminations.

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

The following table shows a summary of our U.S. and non-U.S. operations for the years ended or at December 31, 2019, 2018 and 2017 (in thousands):

	United				Other
GEOGRAPHIC INFORMATION	States		Canada		Countries⁽¹⁾⁽²⁾		Consolidated
December 31, 2019
Revenue	$	289,173	$	25,240	$	353,797	$	668,210
Property, plant and equipment, net		66,053		10,998		46,455		123,506

December 31, 2018
Revenue	$	324,073	$	34,633	$	342,140	$	700,846
Property, plant and equipment, net		65,073		9,567		48,277		122,917

December 31, 2017
Revenue	$	283,969	$	30,131	$	333,719	$	647,819
Property, plant and equipment, net		63,812		9,725		49,561		123,098

(1)	Revenue earned in other countries, including the Netherlands, was not individually greater than 10% of our consolidated revenue in 2019, 2018 and 2017.

(2)	Property, plant and equipment, net in other countries, including the Netherlands, were not individually greater than 10% of our consolidated fixed assets in 2019, 2018 and 2017.

Revenue from External Customers by Products and Services

The following table shows the breakdown between services and product sales for the years ended December 31, 2019, 2018 and 2017 (in thousands):

SEGMENT BREAKDOWN BETWEEN SERVICES / PRODUCT SALES	2019		2018		2017
Reservoir Description Services	$	389,801	$	387,098	$	393,742
Production Enhancement Services		84,392		99,722		86,522
Total Revenue - Services	$	474,193	$	486,820	$	480,264

Reservoir Description Product sales	$	31,096	$	25,984	$	21,478
Production Enhancement Product sales		162,921		188,042		146,077
Total Revenue - Product sales	$	194,017	$	214,026	$	167,555

Total Revenue	$	668,210	$	700,846	$	647,819