Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Contract with customer, liability, revenue recognized			$ 926,200	$ 785,100
Revenue, remaining performance obligation, amount	$ 4,600,000		4,600,000
Revenue, remaining performance obligation, non-cancellable, amount	$ 604,600		$ 604,600
Revenue, remaining performance obligation, excluding non-cancellable, recognized over twelve month period, percent	58.00%		58.00%
Capitalized contract cost, net	$ 92,100		$ 92,100
Amortization of capitalized costs to obtain revenue contracts	16,600	$ 17,800	44,851	46,230
Sales Based Royalties
Revenue Recognition, Multiple-deliverable Arrangements [Line Items]
Contract with customer, liability, revenue recognized	$ 25,900	$ 17,500	$ 78,000	$ 64,800