Debt - Table (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Less: debt issuance costs	$ (11,099)	$ (14,196)
Less: short-term and current portion of long-term debts	(38,967)	(38,332)
Total long-term debt	$ 849,068	$ 882,437
Revolver [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate Stated Percentage	165.00%	320.00%
U.S. Term Loan [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate Stated Percentage	165.00%	3.20%
EURO Term Loan [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate Stated Percentage	150.00%	1.50%
Industrial development bonds [Member]
Debt Instrument [Line Items]
Debt Instrument Interest Rate Stated Percentage	526.00%	526.00%
Total debt	$ 10,000	$ 10,000

Amount of short-term and long-term debt and lease obligation.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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