Summary of Borrowings under Lines of Credit and Long-Term Debt (Detail) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Oct. 31, 2012	Oct. 31, 2011
Debt Instrument [Line Items]
Credit Facility	$ 129,000	$ 73,000
Capital lease obligations and other borrowings	9,492	11,148	4,578
Lines of credit and long-term debt	813,942	757,969	747,686
Senior Notes [Member]
Debt Instrument [Line Items]
Lines of credit and long-term debt		400,000	400,000
APAC credit facility [Member]
Debt Instrument [Line Items]
Credit Facility	14,885	18,147	18,335
Americas [Member]
Debt Instrument [Line Items]
Credit Facility	77,000	46,700	21,042
Lines of credit and long-term debt	14,000	15,500	18,500
EMEA [Member]
Debt Instrument [Line Items]
Credit Facility		8,000
Lines of credit	37,093	7,742	2,306
U.S. [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Lines of credit and long-term debt	400,000	400,000
European [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Lines of credit and long-term debt	$ 261,472	$ 258,732	$ 282,925

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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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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