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Segment Data - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Segment Data - Narrative (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Inventory write-downs	$ 1,400
Stockholders' equity	(530,359)	$ (548,645)	$ (569,788)	$ (569,681)
Goodwill	42,108	42,332
Property, plant and equipment, net	305,732	$ 310,409
Finite-lived intangible assets, net	27,500
Fluids systems
Segment Reporting Information [Line Items]
Combined assets	170,800
Mats and integrated services
Segment Reporting Information [Line Items]
Combined assets	150,800
Operating segments \| Fluids systems
Segment Reporting Information [Line Items]
Inventory write-downs	1,200
Corporate office
Segment Reporting Information [Line Items]
Inventory write-downs	200
Accumulated translation losses
Segment Reporting Information [Line Items]
Stockholders' equity	$ 11,600