PREPAID EXPENSES AND OTHER (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Oct. 31, 2016
Prepaid expenses and other
Prepaid VAT and other taxes	$ 74,598		$ 77,474
Product demonstration equipment, net	38,766		42,259
Deferred deployment expense	18,607		19,138
Prepaid expenses	24,343		25,659
Other non-trade receivables	9,388		4,398
Financing receivable	7,779		3,740
Derivative assets	361		175
Prepaid expenses and other	173,842		$ 172,843
Depreciation of product demonstration equipment	$ 2,400	$ 2,500