Revenue from Contracts with Customers Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Revenues	$ 256,851	$ 183,677	$ 716,304	$ 523,017
Revenue, Remaining Performance Obligation, Amount	16,496		16,496
Remaining credits expected to be issued	1,700		1,700
Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	63,073	71,323	192,733	201,546
Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenues	78,568	41,048	223,289	110,313
Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	115,261	71,611	300,607	212,482
Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenues	(51)	(305)	(325)	(1,324)
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	212,664	138,024	560,470	394,968
UNITED STATES | Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	35,426	42,537	97,446	124,209
UNITED STATES | Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenues	71,579	31,802	189,457	80,219
UNITED STATES | Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	105,655	63,697	273,563	190,553
UNITED STATES | Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenues	4	(12)	4	(13)
Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	44,187	45,653	155,834	128,049
Non-US [Member] | Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	27,647	28,786	95,287	77,337
Non-US [Member] | Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenues	6,989	9,246	33,832	30,094
Non-US [Member] | Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	9,606	7,914	27,044	21,929
Non-US [Member] | Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ (55)	$ (293)	$ (329)	$ (1,311)