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Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Line Items]
Goodwill		$ 0	$ 25,859
Goodwill acquired during the year				$ 19,223
Goodwill impaired during the year	$ 0	(25,784)	$ 0
Goodwill adjustments		$ (75)
Water & Flowback Services [Member]
Goodwill [Line Items]
Goodwill				$ 6,636