Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Tax Benefits potential Interest and Penalties
Tax Benefits potential Interest and Penalties	$ 9,694	$ 5,699	$ 5,000
Tax Benefit Amount Accrued for potential Interest and Penalties
Tax Benefit Amount Accrued for potential Interest and Penalties	$ 33,867	$ 28,362

Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration