Debt - Schedule of Debt and Capital Lease Obligations (Details) - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Current portion of capital lease		$ 0.5
Current portion of Euro term loan	$ 4.3	3.8
Current portion of debt	4.3	4.3
Long-term debt	805.6	684.4
Euro term loan	63.3	22.6
Other debt	0.1
Total debt	809.9	688.7
Senior unsecured credit facility - due 2021
Debt Instrument [Line Items]
Long-term debt	50.0	365.0
4.7% senior notes due 2025
Debt Instrument [Line Items]
Senior notes	300.0	300.0
4.7% senior notes due 2025 and 3.95% senior notes due 2027
Debt Instrument [Line Items]
Senior notes – original issue discount	(2.3)	(0.7)
Senior notes – deferred financing costs	(5.5)	$ (2.5)
3.95% senior notes due 2027
Debt Instrument [Line Items]
Senior notes	$ 400.0

Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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-Name Accounting Standards Codification
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Amount, after accumulated amortization, of debt discount.

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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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Carrying value as of the balance sheet date of portion of long-term loans payable due within one year or the operating cycle if longer.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

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