Accumulated Other Comprehensive Income (Loss) - Effect of Amounts Reclassified out of Each Component of Accumulated Other Comprehensive Income (Loss) into Net Income (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (loss) on cash flow hedges, net of taxes	$ 3,882	$ 6,565	$ (14,235)
Foreign Exchange Contracts | Revenue
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (loss) on cash flow hedges, net of taxes	2,339	7,457	(1,868)
Foreign Exchange Contracts | Operating expenses
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gain (loss) on cash flow hedges, net of taxes	$ 1,543	$ (892)	$ (12,367)