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Fair Value Measurements (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
Fair Value Measurements (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Sep. 30, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Derivative [Line Items]
Contingent consideration liability fair value adjustment			$ 0	$ (1,000)	$ 3,400
Business Combination, Liabilities Arising from Contingencies, Amount Recognized				0
Impairments of long-lived assets		$ 2,900	556	92,037	2,939
Goodwill, Impairment Loss			0	25,784	0
Net losses associated with foreign currency derivative program			200	1,500	$ (400)
Fair Value, Recurring [Member] \| Warrant [Member]
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure				449
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure				449
Fair Value, Recurring [Member] \| Investments
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	$ (2,675)		(2,675)	(520)
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	(2,675)		(2,675)	(520)
Fair Value, Inputs, Level 1 [Member] \| Fair Value, Recurring [Member] \| Warrant [Member]
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Fair Value, Inputs, Level 1 [Member] \| Fair Value, Recurring [Member] \| Investments
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Fair Value, Inputs, Level 2 [Member] \| Fair Value, Recurring [Member] \| Warrant [Member]
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Fair Value, Inputs, Level 2 [Member] \| Fair Value, Recurring [Member] \| Investments
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	(2,675)		(2,675)	(520)
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	(2,675)		(2,675)	(520)
Fair Value, Inputs, Level 3 [Member] \| Fair Value, Recurring [Member] \| Warrant [Member]
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	198		198	449
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	198		198	449
Fair Value, Inputs, Level 3 [Member] \| Fair Value, Recurring [Member] \| Investments
Derivative [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	0
Derivatives [Line Items]
Financial and Nonfinancial Liabilities, Fair Value Disclosure	0		0	$ 0
Completion Fluids & Products Division [Member]
Derivative [Line Items]
Impairments of long-lived assets	$ 91,600		$ 91,600