Segment and Related Information - Disaggregated Revenues for Fluids Systems Segment (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 189,471	$ 202,763	$ 216,412	$ 211,473	$ 247,664	$ 235,329	$ 236,262	$ 227,293	$ 820,119	$ 946,548	$ 747,763
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									578,698	626,656	460,872
Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									37,496	67,374	55,600
EMEA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									123,114	124,510	102,247
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									15,273	17,733	4,081
Latin America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									5,528	28,767	36,988
Fluids systems [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									620,317	715,813	615,803
Fluids systems [Member] | North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									427,253	476,826	395,397
Fluids systems [Member] | United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									395,618	410,410	341,075
Fluids systems [Member] | Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									31,635	66,416	54,322
Fluids systems [Member] | International [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									193,064	238,987	220,406
Fluids systems [Member] | EMEA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									172,263	192,537	179,360
Fluids systems [Member] | Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									15,273	17,733	4,081
Fluids systems [Member] | Latin America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									$ 5,528	$ 28,717	$ 36,965