Debt, Summary of Debt (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019		Dec. 31, 2018
Debt [Abstract]
Short-term borrowings	$ 0.0		$ 0.0
Long-term debt [Abstract]
Unamortized debt issuance costs	(3.0)		(3.3)
Total long-term debt, net, including current maturities	1,630.2		1,672.1
Current maturities of long-term debt	7.9		7.9
Total long-term debt, net	1,622.3		1,664.2
Revolving Credit Facility, Due 2020 [Member]
Long-term debt [Abstract]
Long-term debt	$ 0.0		0.0
Debt instrument maturity date	Apr. 30, 2020
Receivables Financing Agreement, Due 2020 [Member]
Long-term debt [Abstract]
Long-term debt	$ 0.0		0.0
Debt instrument maturity date	Jun. 30, 2020
Term Loan Denominated in U.S. Dollars, Due 2024 [Member]
Long-term debt [Abstract]
Long-term debt	$ 927.6	[1]	952.6
Debt instrument maturity date	Dec. 31, 2024
Interest rate	5.25%
Weighted-average interest rate	5.24%
Term Loan Denominated in Euros, Due 2024 [Member]
Long-term debt [Abstract]
Long-term debt	$ 679.5	[2]	696.5
Debt instrument maturity date	Dec. 31, 2024
Interest rate	3.00%
Weighted-average interest rate	3.00%
Capitalized Leases and Other Long-Term Debt [Member]
Long-term debt [Abstract]
Long-term debt	$ 26.1		$ 26.3

[1] As of March 31, 2019, the applicable interest rate was 5.25% and the weighted-average interest rate was 5.24% for the three month period ended March 31, 2019.

[2] As of March 31, 2019, the applicable interest rate was 3.00% and the weighted-average interest rate was 3.00% for the three month period ended March 31, 2019.