PREPAID EXPENSES AND OTHER (Details) - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Oct. 31, 2016
Prepaid expenses and other
Prepaid VAT and other taxes	$ 86,572		$ 77,474
Product demonstration equipment, net	48,897		42,259
Deferred deployment expense	23,482		19,138
Prepaid expenses	23,996		25,659
Other non-trade receivables	3,145		4,398
Financing receivable	0		3,740
Derivative assets	827		175
Prepaid expenses and other	186,919		$ 172,843
Depreciation of product demonstration equipment	$ 4,900	$ 5,200