Business Segments - Income Statement by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 182,632	$ 271,842
Segment operating income (loss)	(55,407)	4,297
Transaction expenses	37	593
Contingent consideration benefit	0	(4,629)
Loss (gain) on disposal of assets and other	(21)	20
Operating Segments
Segment Reporting Information [Line Items]
Segment operating income (loss)	(38,071)	281
Operating Segments | Drilling & Downhole
Segment Reporting Information [Line Items]
Total revenue	76,643	85,940
Segment operating income (loss)	(4,145)	(2,499)
Operating Segments | Completions
Segment Reporting Information [Line Items]
Total revenue	50,823	94,659
Segment operating income (loss)	(17,318)	6,851
Operating Segments | Production
Segment Reporting Information [Line Items]
Total revenue	55,605	91,995
Segment operating income (loss)	(8,179)	4,335
Eliminations
Segment Reporting Information [Line Items]
Total revenue	(439)	(752)
Corporate
Segment Reporting Information [Line Items]
Segment operating income (loss)	(8,429)	(8,406)
Segment Reconciling Items
Segment Reporting Information [Line Items]
Transaction expenses	37	593
Goodwill and Intangible Asset Impairment	17,320	0
Contingent consideration benefit	0	(4,629)
Loss (gain) on disposal of assets and other	$ (21)	$ 20