Segment Data - Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Total revenues	$ 194,144	$ 142,249	$ 370,582	$ 283,421
Operating income (loss)
Total operating income (loss)	(6,217)	(3,247)	(5,250)	(2,703)
Fluids Systems
Revenues
Total revenues	145,261	97,093	286,275	184,942
Industrial Solutions
Revenues
Total revenues	48,883	43,287	84,307	92,057
Operating segments | Fluids Systems
Revenues
Total revenues	145,261	97,093	286,275	184,942
Operating income (loss)
Total operating income (loss)	425	(6,531)	3,799	(13,298)
Operating segments | Industrial Solutions
Revenues
Total revenues	48,883	43,287	84,307	92,057
Operating income (loss)
Total operating income (loss)	9,754	11,298	16,112	24,478
Operating segments | Industrial Blending
Revenues
Total revenues	0	1,869	0	6,422
Operating income (loss)
Total operating income (loss)	(8,912)	(1,155)	(9,798)	(1,205)
Corporate office
Operating income (loss)
Total operating income (loss)	$ (7,484)	$ (6,859)	$ (15,363)	$ (12,678)