Condensed Consolidated Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Net loss	$ (18,779)us-gaap_NetIncomeLoss	$ (15,936)us-gaap_NetIncomeLoss
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in unrealized gain on available-for-sale securities, net of tax	36	21
Change in cumulative translation adjustment	(12,248)	(5,100)
Other comprehensive loss	(19,290)	(7,053)
Total comprehensive loss	(38,069)us-gaap_ComprehensiveIncomeNetOfTax	(22,989)us-gaap_ComprehensiveIncomeNetOfTax
Foreign Exchange Forward \| Cash Flow Hedging
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in unrealized loss on foreign currency forward contracts, net of tax	(4,513)	(1,974)
Designated as Hedging Instrument \| Interest Rate Swap \| Cash Flow Hedging
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Change in unrealized loss on foreign currency forward contracts, net of tax	$ (2,565)	$ 0

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 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, attributable to parent entity.

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