PREPAID EXPENSES AND OTHER (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 29, 2022	Jan. 30, 2021	Oct. 30, 2021
Capitalized Contract Cost [Line Items]
Prepaid VAT and other taxes	$ 66,871		$ 77,388
Prepaid expenses	64,288		62,189
Product demonstration equipment, net	40,638		29,362
Other non-trade receivables	11,951		18,408
Derivative assets	6,885		14,935
Deferred deployment expense	673		264
Prepaid expenses and other	332,259		325,654
Depreciation of product demonstration equipment	2,400	$ 2,600
Contract assets for unbilled accounts receivable, net
Capitalized Contract Cost [Line Items]
Contract assets	117,003		101,355
Capitalized contract acquisition costs
Capitalized Contract Cost [Line Items]
Contract assets	$ 23,950		$ 21,753