Restatement of Previously Issued Financial Statements - Statements of Comprehensive Income (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)	[1]	$ 21,512	$ (3,385)
Foreign currency translation adjustment		1,057	214
(Loss) gain on long-term intra-entity foreign currency transactions		(4,910)	15
Cash flow hedging activity		(162)	(422)
Reclassification of hedging activities into earnings		110	2
Pension plan adjustment			0
Reclassification of pension adjustments into earnings		195	84
Total other comprehensive loss, net of tax		(3,710)	(107)
Comprehensive income (loss)		$ 17,803	(3,492)
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)			(1,761)
Foreign currency translation adjustment			330
(Loss) gain on long-term intra-entity foreign currency transactions			15
Cash flow hedging activity			(566)
Reclassification of hedging activities into earnings			2
Pension plan adjustment			0
Reclassification of pension adjustments into earnings			(10)
Total other comprehensive loss, net of tax			(229)
Comprehensive income (loss)			(1,990)
Restatement Impacts
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)			(1,624)
Foreign currency translation adjustment			(116)
(Loss) gain on long-term intra-entity foreign currency transactions			0
Cash flow hedging activity			144
Reclassification of hedging activities into earnings			0
Pension plan adjustment			0
Reclassification of pension adjustments into earnings			94
Total other comprehensive loss, net of tax			122
Comprehensive income (loss)			$ (1,502)

[1] As Restated