Revenue from Contracts with Customers Disaggregation of Revenue - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 260,072	$ 179,931	$ 459,453	$ 339,340
Revenue, Remaining Performance Obligation	6,357		6,357
Remaining credits expected to be issued	1,100		1,100
Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	76,556	73,995	129,660	130,223
Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	83,646	31,086	144,721	69,265
Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	99,924	75,312	185,346	140,871
Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	(54)	(462)	(274)	(1,019)
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	195,877	134,034	347,805	256,944
UNITED STATES | Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	34,112	40,870	62,020	81,672
UNITED STATES | Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	70,838	24,277	117,877	48,417
UNITED STATES | Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	90,927	68,887	167,907	126,856
UNITED STATES | Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	0	0	1	(1)
Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	64,195	45,897	111,648	82,396
Non-US [Member] | Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	42,444	33,125	67,640	48,551
Non-US [Member] | Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	12,808	6,809	26,844	20,848
Non-US [Member] | Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	8,997	6,425	17,439	14,015
Non-US [Member] | Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ (54)	$ (462)	$ (275)	$ (1,018)