Summary of Significant Accounting Policies - Narrative (Details) - USD ($) $ in Millions			5 Months Ended	12 Months Ended
	Dec. 31, 2021	Jan. 29, 2021	Jun. 29, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Depreciation expense				$ 27.8	$ 32.4	$ 42.9
Amortization of intangible assets				5.1	5.3	5.1
Future amortization expense, 2022	$ 4.1			4.1
Future amortization expense, 2023	3.8			3.8
Future amortization expense, 2024	3.7			3.7
Future amortization expense, 2025	3.7			3.7
Future amortization expense, 2026	3.6			3.6
Future amortization expense, after 2026	$ 18.1			18.1
Equity-based compensation expense				4.6	4.3	4.6
Foreign currency exchange gains and losses				$ (1.4)	2.7	(0.5)
Finite-Lived Intangible Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Finite-Lived Intangible Asset, Useful Life				12 years
CSI Compressco [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest	3.80%
Standard Lithium [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Revenue from related parties				$ 1.1	$ 3.1	$ 1.1
Discontinued Operations, Disposed of by Sale [Member] | CSI Compressco [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Proceeds from disposal of business			$ 13.9
Disposal group, contingent consideration		$ 3.1
Discontinued Operations, Disposed of by Sale [Member] | CSI Compressco [Member] | CSI Compressco [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest		23.10%