Revenue from Contracts with Customers Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 192,441	$ 288,796	$ 415,383	$ 532,524
Remaining credits expected to be issued	1,500		1,500
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	143,551	232,070	316,493	430,391
Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	48,890	56,726	98,890	102,133
Completion Fluids & Products Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	71,346	79,767	146,583	141,348
Completion Fluids & Products Division [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	32,102	37,536	70,060	69,142
Completion Fluids & Products Division [Member] | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	39,244	42,231	76,523	72,206
Water & Flowback Services [Member]
Disaggregation of Revenue [Line Items]
Revenues	24,723	73,124	82,190	151,802
Water & Flowback Services [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	22,866	68,412	77,250	141,611
Water & Flowback Services [Member] | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,857	4,712	4,940	10,191
Compression Division [Member]
Disaggregation of Revenue [Line Items]
Revenues	96,372	135,905	186,610	239,374
Compression Division [Member] | UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	88,583	126,122	169,183	219,638
Compression Division [Member] | Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	7,789	9,783	17,427	19,736
Interdivision Eliminations [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0