Long-Term Debt - Summary of Long-Term Debt (Detail) (USD $) In Millions, unless otherwise specified	Jan. 31, 2015	Oct. 31, 2014
Debt Instrument [Line Items]
Other long-term debt	$ 24.6us-gaap_OtherLongTermDebt	$ 26.9us-gaap_OtherLongTermDebt
Total long-term debt	1,148us-gaap_LongTermDebt	1,105us-gaap_LongTermDebt
Less current portion	(20.2)us-gaap_LongTermDebtCurrent	(17.6)us-gaap_LongTermDebtCurrent
Long-term debt	1,127.8us-gaap_LongTermDebtNoncurrent	1,087.4us-gaap_LongTermDebtNoncurrent
Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Amended Credit Agreement	212.1	169.2
Less current portion	(17.3)
Long-term debt	194.8
Senior Notes Due 2017 [Member]
Debt Instrument [Line Items]
Senior Notes	301.1	301.2
Senior Notes Due 2019 [Member]
Debt Instrument [Line Items]
Senior Notes	245.4	245.2
Senior Notes Due 2021 [Member]
Debt Instrument [Line Items]
Senior Notes	225.8	252.5
Amended Receivables Facility [Member]
Debt Instrument [Line Items]
Carrying amount of long-term debt	$ 139.0	$ 110.0

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Represents the aggregate of total long-term debt, including current maturities and short-term debt.

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No definition available.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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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.

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- Definition

Including both current and noncurrent portions, carrying amount as of the balance sheet date of other forms of debt not elsewhere specified in the taxonomy with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Including the current and noncurrent portions, 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). Senior note holders are paid off in full before any payments are made to junior note holders.

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