Stock-Based Compensation - Schedule of Restricted Stock Units Activity (Details) - Restricted Stock Units - $ / shares shares in Thousands	12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Shares
Outstanding at beginning of year (in shares)	30,209	28,688	30,197
Granted (in shares)	18,262	18,500	15,337
Vested (in shares)	(14,483)	(15,291)	(14,168)
Forfeited (in shares)	(2,120)	(1,688)	(2,678)
Outstanding at end of year (in shares)	31,868	30,209	28,688
Weighted- Average Grant Date Fair Value Per Share
Outstanding at beginning of year (in dollars per share)	$ 31	$ 30	$ 23
Granted (in dollars per share)	32	31	36
Vested (in dollars per share)	33	29	22
Forfeited (in dollars per share)	31	31	25
Outstanding at end of year (in dollars per share)	$ 30	$ 31	$ 30