Segment Data - Fluids Systems Impairments and Other Charges (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting, Other Significant Reconciling Item [Line Items]
Inventory impairments			$ 8,996	$ 0
Severance costs	$ 2,800		3,500
Total Fluids Systems impairments and other charges	11,900		13,300
Fluids systems \| Operating segments
Segment Reporting, Other Significant Reconciling Item [Line Items]
Inventory impairments	8,269	$ 0	8,996	0
Severance costs	2,593	333	3,099	868
Facility exit costs	800	0	800	0
Total Fluids Systems impairments and other charges	$ 11,662	$ 333	$ 12,895	$ 868

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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