Financial Assets and Liabilities - Schedule of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Financial Assets And Liabilities [Abstract]
Cash and cash equivalents	$ 3,896,532	$ 1,433,966
Restricted cash included in prepaid and other current assets	1,529	1,549
Restricted cash included in other long-term assets	668	725
Cash, cash equivalents and restricted cash	3,898,729	1,436,240	$ 1,415,595
Cash, cash equivalents and restricted cash from discontinued operations	0	4,947	4,269
Total cash, cash equivalents and restricted cash, including cash from discontinued operations	$ 3,898,729	$ 1,441,187	$ 1,419,864	$ 1,435,183