Financial Assets and Liabilities - Schedule of Cash, Cash Equivalents And Restricted Cash (Details) - USD ($) $ in Thousands	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	$ 728,597	$ 723,115
Cash, Cash Equivalents, and Restricted Cash	730,527	725,001	$ 1,050,075	$ 980,422
Restricted cash included in Prepaid expenses and other current assets
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	1,174	1,164
Restricted cash included in Other long-term assets
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 756	$ 722