INTEREST AND OTHER INCOME (LOSS), NET (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015
Other Income and Expenses [Abstract]
Interest income	$ 982	$ 246	$ 1,668	$ 465
Gain (loss) on non-hedge designated foreign currency forward contracts	(10,600)	14,351	(15,213)	10,002
Foreign currency exchange gain (loss)	10,506	(18,832)	6,130	(22,485)
Other	79	(1,314)	(394)	(1,764)
Interest and other income (loss), net	$ 967	$ (5,549)	$ (7,809)	$ (13,782)