Debt - Outstanding Debt (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Debt Disclosure [Abstract]
Commercial Paper	$ 0us-gaap_CommercialPaper	$ 38.0us-gaap_CommercialPaper
Current maturities of long-term debt	1.1us-gaap_LongTermDebtCurrent	1.3us-gaap_LongTermDebtCurrent
Current capital leases	0.4us-gaap_CapitalLeaseObligationsCurrent	0.5us-gaap_CapitalLeaseObligationsCurrent
Short-term loans and current maturities of long-term debt	1.5us-gaap_DebtCurrent	39.8us-gaap_DebtCurrent
Non-current maturities of long-term debt	6.0us-gaap_LongTermDebtNoncurrent	7.6us-gaap_LongTermDebtNoncurrent
Non-current capital leases	1.0	1.5
Long-term debt and capital leases	7.0	9.1
Total debt and capital leases	$ 8.5us-gaap_DebtAndCapitalLeaseObligations	$ 48.9us-gaap_DebtAndCapitalLeaseObligations

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

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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

+ References

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- Definition

Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

+ References

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- Definition

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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- Definition

Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

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- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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

+ References

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