SEGMENT INFORMATION (Tables)

12 Months Ended

Dec. 31, 2020

SEGMENT INFORMATION

Summary of financial information by segment

	For the year ended December 31, 2020
			Loss		Depreciation and		Capital
	Revenue		before taxes		Amortization		Expenditures
	(in thousands)
Water Services	$	322,461	$	(250,779)	$	61,758	$	2,161
Water Infrastructure		125,710		(96,290)		27,599		6,852
Oilfield Chemicals		160,825		(13,365)		9,443		7,157
Other		—		(733)		—		330
Eliminations		(3,891)		—		—		—
Loss from operations				(361,167)
Corporate		—		(33,610)		2,872		—
Interest expense, net		—		(2,136)		—		—
Other expense, net		—		(6,295)		—		—
	$	605,105	$	(403,208)	$	101,672	$	16,500

	For the year ended December 31, 2019
			Income (loss)		Depreciation and		Capital
	Revenue		before taxes		Amortization		Expenditures
	(in thousands)
Water Services	$	773,946	$	51,185	$	80,664	$	37,692
Water Infrastructure		221,661		15,103		25,665		53,839
Oilfield Chemicals		268,963		17,942		8,766		11,110
Other		33,365		(8,066)		1,714		64
Eliminations		(6,346)		—		—		—
Income from operations				76,164
Corporate		—		(53,090)		3,860		—
Interest expense, net		—		(2,688)		—		—
Other expense, net		—		(14,301)		—		—
	$	1,291,589	$	6,085	$	120,669	$	102,705

	For the year ended December 31, 2018
			Income (loss)		Depreciation and		Capital
	Revenue		before taxes		Amortization		Expenditures
	(in thousands)
Water Services	$	897,160	$	89,826	$	82,875	$	120,883
Water Infrastructure		230,130		31,579		23,042		33,372
Oilfield Chemicals		260,281		(7,107)		10,496		10,832
Other		144,499		(14,021)		14,124		7,045
Eliminations		(3,140)		—		—		—
Income from operations				100,277
Corporate		—		(38,603)		3,176		—
Interest expense, net		—		(5,311)		—		—
Other expense, net		—		(360)		—		—
	$	1,528,930	$	56,003	$	133,713	$	172,132

Total assets by segment as of December 31, 2020 and 2019 is as follows:

	As of December 31,
	2020		2019
	(in thousands)
Water Services	$	515,856	$	831,123
Water Infrastructure		204,995		314,026
Oilfield Chemicals		147,612		192,224
Other		6,896		10,247
	$	875,359	$	1,347,620

Revenue from External Customers by Products and Services

	For the year ended December 31,
	2020		2019		2018
	(in thousands)
Oilfield chemicals	$	160,825	$	268,963	$	260,281
Water transfer		146,728		355,535		443,650
Pipeline logistics and disposal		91,971		101,145		100,172
Accommodations and rentals(1)		62,593		150,793		153,013
Flowback and well testing		61,839		208,572		223,828
Fluid hauling		52,748		63,156		79,568
Water sourcing		33,739		120,517		129,958
Eliminations and other service lines		(5,338)		22,908		138,460
	$	605,105	$	1,291,589	$	1,528,930