Stock-Based Compensation - Summary of Stock Options Activity (Details) - Stock Options - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2021
Shares
Outstanding at beginning of year (in shares)	6,095	6,367	5,637
Granted (in shares)	2,180	1,867	2,691
Exercised (in shares)	(1,071)	(1,364)	(1,843)
Forfeited/cancelled/expired (in shares)	(325)	(775)	(118)
Outstanding at end of year (in shares)	6,879	6,095	6,367
Vested and expected to vest (in shares)	6,527	5,903	6,367
Exercisable (in shares)	2,636	2,749	2,392
Weighted- Average Exercise Price
Outstanding at beginning of period (in dollars per share)	$ 26	$ 21	$ 17
Granted (in dollars per share)	28	37	24
Exercised (in dollars per share)	17	18	15
Forfeited/cancelled/expired (in dollars per share)	33	26	18
Outstanding at end of period (in dollars per share)	27	26	21
Vested and expected to vest at end of period (in dollars per share)	27	25	21
Exercisable at end of period (in dollars per share)	$ 20	$ 18	$ 16
Weighted- Average Remaining Contractual Term
Outstanding at end of year	7 years 4 months 24 days	7 years 2 months 12 days	7 years 4 months 24 days
Vested and expected to vest	7 years 4 months 24 days	7 years 2 months 12 days	7 years 4 months 24 days
Exercisable	5 years 9 months 18 days	6 years	5 years 3 months 18 days
Aggregate Intrinsic Value
Outstanding at end of year	$ 19	$ 34	$ 68
Vested and expected to vest	19	34	68
Exercisable	$ 17	$ 26	$ 34