Income Taxes - Uncertain Tax Positions - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Uncertain Tax Positions [Abstract]
Unrecognized Tax Benefits	$ 22,152	$ 19,097	$ 7,050	$ 6,761
Accrued Interest	3,000	2,300
Accrued Penalties	3,900	3,100
Unrecognized Tax Benefits, Interest on Income Taxes Expense	600	200	100
Unrecognized Tax Benefits Tax Penalties Income	100	200	200
Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations	3,659	1,029	$ 1,292
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound	3,900
Income Tax Examination [Line Items]
Indemnification assets	$ 7,615	$ 4,006
Internal Revenue Service (IRS) [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2017
Foreign Tax Authority [Member] | The Netherlands [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2015
Foreign Tax Authority [Member] | United Kingdom [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2016
Foreign Tax Authority [Member] | Brazil [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2011
Foreign Tax Authority [Member] | Spain [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2016
Foreign Tax Authority [Member] | China [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2015
Foreign Tax Authority [Member] | Italy [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2006
Unrecognized Tax Benefits Reserve	$ 900
Foreign Tax Authority [Member] | Italy [Member] | Houghton [Member]
Income Tax Examination [Line Items]
Unrecognized Tax Benefits Reserve	5,800
Indemnification assets	$ 5,800
Foreign Tax Authority [Member] | Mexico [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2015
Foreign Tax Authority [Member] | India [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2018
Foreign Tax Authority [Member] | Canada [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2017
Foreign Tax Authority [Member] | Germany [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2016
Foreign Tax Authority [Member] | Germany [Member] | Houghton [Member]
Income Tax Examination [Line Items]
Unrecognized Tax Benefits Reserve	$ 900
Indemnification assets	$ 800
State and Local Jurisdiction [Member]
Income Tax Examination [Line Items]
Income Tax Examination, Year under Examination	2011