Unaudited Condensed Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 65,189us-gaap_ProfitLoss	$ 67,696us-gaap_ProfitLoss
Other comprehensive income (loss):
Change in foreign currency translation adjustment	(23,453)	(13,849)
Changes in unrealized gains (losses) on available-for-sale securities, net of tax of $0 for periods presented	17	0
Cash flow hedges:
Deferred gains (losses), net of tax of $4,845 and $1,329, respectively	(12,775)	(575)
Reclassification adjustment on deferred (gains) losses included in net income, net of tax of $(390) and $294, respectively	1,055	(3,306)
Other comprehensive income (loss), net of tax effects	(35,156)	(17,730)
Comprehensive income	$ 30,033us-gaap_ComprehensiveIncomeNetOfTax	$ 49,966us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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