Financing Arrangements - Narrative (Details) € in Millions		12 Months Ended
	Sep. 11, 2018 USD ($)	Dec. 31, 2020 USD ($) covenant	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Nov. 01, 2019 EUR (€)
Line of Credit Facility [Line Items]
Remaining borrowing capacity		$ 83,900,000
Debt instrument yield rate		1.00%	2.80%	3.20%
Short-term debt		$ 119,800,000	$ 17,300,000
Weighted average interest rate, at point in time		0.80%	1.00%
Long-term debt		$ 1,444,800,000	$ 1,712,800,000
Cash and cash equivalents		320,300,000	209,500,000
Proceeds from long-term debt		562,000,000.0	662,800,000	$ 1,391,100,000
Interest paid		65,200,000	67,400,000	42,500,000
Interest capitalized		1,500,000	1,100,000	$ 400,000
Net Debt Construct
Line of Credit Facility [Line Items]
Cash and cash equivalents		25,000,000
Line of Credit Accounts Receivable Securitization
Line of Credit Facility [Line Items]
Maximum borrowing capacity		100,000,000.0
Remaining borrowing capacity		25,900,000
Current borrowing capacity		58,000,000.0
Short-term debt		58,000,000.0	1,800,000
Long-term debt		0	98,200,000
Foreign Subsidiary
Line of Credit Facility [Line Items]
Maximum borrowing capacity		277,400,000
Remaining borrowing capacity		214,900,000
Short-term debt		61,800,000	$ 15,500,000
Guarantor obligations		$ 700,000
Debt instrument, interest rate during period		0.60%	0.50%	0.60%
Senior Unsecured Notes - Variable Rate
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 650,000,000.0
Remaining borrowing capacity		640,300,000
Long-term debt		$ 9,700,000	$ 132,700,000
Number of financial covenant | covenant		2
Fixed Rate Bank Loan (BEKA)
Line of Credit Facility [Line Items]
Long-term debt		$ 18,800,000	18,000,000.0
Long-term debt | €					€ 16
Debt instrument, maturity date		Jun. 30, 2033
Term Loan - Variable Rate
Line of Credit Facility [Line Items]
Long-term debt		$ 329,600,000	$ 338,500,000
Proceeds from long-term debt	$ 350,000,000