Segment Information (Tables)

12 Months Ended

Dec. 31, 2017

Schedule of Financial Information for Operating Segments

Summarized financial information for the Company’s operating segments for the three-year period ended December 31, 2017 is shown in the following tables. Intersegment sales are not material.

	Oilfield Technologies and Services			Environmental Products and Services			Total
	($ in thousands)
2017
Revenue from external customers	$	165,557		$	23,199		$	188,756
Loss before income taxes		(255,097	)		(46	)		(255,143	)
Total assets		524,952			15,646			540,598
Capital expenditures, net		2,228			(76	)		2,152
Depreciation and amortization		44,060			1,277			45,337
2016
Revenue from external customers	$	89,351		$	13,700		$	103,051
Loss before income taxes		(128,128	)		(3,080	)		(131,208	)
Total assets		709,180			14,277			723,457
Capital expenditures, net		7,008			(160	)		6,848
Depreciation and amortization		46,871			1,580			48,451
2015
Revenue from external customers	$	257,373		$	22,201		$	279,574
Loss before income taxes		(151,772	)		(11,977	)		(163,749	)
Total assets		817,845			18,524			836,369
Capital expenditures, net		62,996			(249	)		62,747
Depreciation and amortization		52,451			2,006			54,457

Geographic Information for Long-Lived Assets and Revenues in United States and other Countries

Long-lived assets, consisting of net property, plant and equipment and other long-term assets, as of December 31 in the United States and other countries are as follows:

	2017		2016		2015
Long-lived assets:
United States	$	326,665	$	489,374	$	531,518
International		6,482		10,241		12,320
Total	$	333,147	$	499,615	$	543,838

Revenues for the years ended December 31 in the United States, Canada and other countries are as follows:

	2017		2016		2015
Revenues:
United States	$	149,040	$	67,609	$	199,187
Canada		7,439		7,460		33,614
Other international		32,276		27,982		46,773
Total	$	188,756	$	103,051	$	279,574

Schedule of Total Revenue from Major Customers

The following schedule presents customers, primarily from the Oilfield Technologies and Services segment, from whom the Company derived 10% or more of total revenues for the years ended December 31:

	Major Customers
	A			B			C			D
2017		—			16.1	%		—			10.2	%
2016		—			20.4	%		11.1	%		—
2015		10.7	%		26.9	%		—			—