Debt - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Line of Credit Facility, Covenant Terms	The Company’s initial consolidated net debt to consolidated adjusted EBITDA ratio could not exceed 4.25 to 1, with step downs in the permitted ratio over the term of the Credit Facility. As of March 31, 2021, the consolidated net debt to adjusted EBITDA may not exceed 4.00 to 1. The Company’s consolidated adjusted EBITDA to interest expense ratio cannot be less than 3.0 to 1 over the term of the agreement. The Credit Facility also prohibits the payment of cash dividends if the Company is in default or if the amount of the dividend paid annually exceeds the greater of $50.0 million and 20% of consolidated adjusted EBITDA unless the ratio of consolidated net debt to consolidated adjusted EBITDA is less than 2.0 to 1, in which case there is no such limitation on amount.
Line of Credit Facility, Covenant Compliance	As of March 31, 2021 and December 31, 2020, the Company was in compliance with all of the Credit Facility covenants
Debt Issuance Cost Capitalized to Term loans and Long Term Debt	$ 10,324	$ 11,099
Letters Of Credit Outstanding Amount	$ 6,000
Debt, Weighted Average Interest Rate	1.60%
Line Of Credit Facility Remaining Borrowing Capacity	$ 300,000
Revolver [Member]
Debt Instrument [Line Items]
Line of Credit Facility Current Borrowing Capacity	400,000
Line of Credit Facility, Amount Outstanding	190,000	160,000
Debt Instrument, Unused Borrowing Capacity, Amount	$ 204,000
Percentage of term loan principal amortization year three	7.50%
Percentage of term loan principal amortization year four and five	10.00%
Percentage of term loan principal amortization year one	5.00%
Deferred Finance Costs Noncurrent Gross	$ 8,300
Revolver [Member] | Minimum [Member]
Debt Instrument [Line Items]
Line Of Credit Facility Commitment Fee Percentage	0.20%
Revolver [Member] | Maximum [Member]
Debt Instrument [Line Items]
Line Of Credit Facility Commitment Fee Percentage	0.30%
Domestic Line Of Credit [Member]
Debt Instrument [Line Items]
Line of Credit Facility Current Borrowing Capacity	$ 600,000
Line of Credit Facility, Amount Outstanding	562,500	570,000
Debt Issuance Costs, Current, Net	10,300	11,100
Deferred Finance Costs Noncurrent Gross	15,500
Foreign Line of Credit [Member]
Debt Instrument [Line Items]
Line of Credit Facility Current Borrowing Capacity	150,000
Line of Credit Facility, Amount Outstanding	$ 148,210	157,062
Corporate Bond Securities [Member]
Debt Instrument [Line Items]
Debt Instrument Maturity Date Description	2028
Industrial Development Revenue Bond	$ 10,000	10,000
Bank lines of credit and other debt obligations	10,000	10,000
Bank Lines of credit and other debt obligations [Member]
Debt Instrument [Line Items]
Bank lines of credit and other debt obligations	2,377	2,072
Letters Of Credit Outstanding Amount	9,000
Debt Issuance Costs, Current, Net	5,500	$ 5,900
Line Of Credit Facility Remaining Borrowing Capacity	$ 40,000
Debt [Member]
Debt Instrument [Line Items]
Derivative Basis Spread On Variable Rate	1.64%
Derivative Fixed Interest Rate	3.10%
Derivative Liability, Notional Amount	$ 170,000
Repayment of long-term debt	9,600
Deferred Finance Costs Noncurrent Gross	$ 23,700