Goodwill Tables (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Goodwill [Line Items]
Goodwill	$ 25,859	$ 6,636	$ 6,636	$ 112,945
Goodwill, Acquired During Period	19,223
Goodwill, Other Increase (Decrease)	0	0	(106,309)
Water & Flowback Services [Member]
Goodwill [Line Items]
Goodwill	25,859	6,636	6,636	20,543
Goodwill, Acquired During Period	19,223
Goodwill, Other Increase (Decrease)	0	0	(13,907)
Compression [Member]
Goodwill [Line Items]
Goodwill	0	0	0	$ 92,402
Goodwill, Acquired During Period	0
Goodwill, Other Increase (Decrease)	$ 0	$ 0	$ (92,402)

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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