Lines of Credit and Financing Arrangements (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Short-Term Debt:
Short-term Debt	$ 185.3us-gaap_ShortTermBorrowings	$ 226.6us-gaap_ShortTermBorrowings
Current maturities of long-term debt:
Capital lease obligations	1.5us-gaap_CapitalLeaseObligationsCurrent	1.5us-gaap_CapitalLeaseObligationsCurrent
Long-Term Debt:
Capital lease obligations	15.5	15.5
Total long-term debt	869.0	675.0
Total debt	1,085.8us-gaap_DebtAndCapitalLeaseObligations	925.6us-gaap_DebtAndCapitalLeaseObligations
Domestic revolving credit facility [Member]
Current maturities of long-term debt:
Domestic credit facility	30.0	22.5
Long-Term Debt:
Long-term debt	653.5	459.5
Senior unsecured notes [Member]
Long-Term Debt:
Long-term debt	200.0	200.0
Asset Securitization [Member]
Short-Term Debt:
Short-term Debt	180.0	220.0
Foreign obligations [Member]
Short-Term Debt:
Short-term Debt	$ 5.3	$ 6.6

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

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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