Financing Arrangements (Schedule of Long-term Debt) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Apr. 30, 2017
Debt Instrument [Line Items]
Finance leases	$ 17.5	$ 18.7
Other	17.5	22.3
Total debt	606.1	534.7
Less: Current portion of long-term debt and short-term debt	(10.7)	(11.6)
Less: Unamortized debt issuance costs	(3.9)	(5.3)
Total long-term debt, net	$ 591.5	517.8
Revolving credit facility
Debt Instrument [Line Items]
Stated interest rate	1.30%
Total debt	$ 221.1	143.7
Senior Notes due 2027 | Senior Notes
Debt Instrument [Line Items]
Stated interest rate	6.625%		6.625%
Total debt	$ 350.0	$ 350.0