Employee Benefit Plans - Stock Options (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2022
Weighted- Average Exercise Price per Share
Options exercised (in USD per share)	$ 171.82	$ 141.83	$ 109.83
Stock Option | All Stock Plans
Shares
Options outstanding, beginning balance (in shares)	1,282	1,515	2,160
Options Outstanding, Options assumed upon acquisition (in shares)	5
Options Outstanding, Options granted (in shares)	232	238	294
Options Outstanding, Options exercised (in shares)	(323)	(429)	(849)
Options Outstanding, Options canceled/forfeited/expired (in shares)	(42)	(42)	(90)
Options outstanding, ending balance (in shares)	1,154	1,282	1,515	2,160
Options outstanding, vested and expected to vest (in shares)	1,154
Options Outstanding, Exercisable (in shares)	709
Weighted- Average Exercise Price per Share
Beginning balance (in USD per share)	$ 288.91	$ 208.49	$ 150.37
Options assumed upon acquisition (in USD per share)	124.53
Options granted (in USD per share)	502.29	551.41	361.64
Options exercised (in USD per share)	171.82	141.83	109.83
Options canceled/forfeited/expired (in USD per share)	463.57	376.97	245.86
Ending balance (in USD per share)	357.66	$ 288.91	$ 208.49	$ 150.37
Vested and expected to vest (in USD per share)	357.66
Exercisable (in USD per share)	$ 279.76
Weighted Average Remaining Contractual Life, options outstanding	3 years 8 months 26 days	3 years 7 months 17 days	3 years 8 months 12 days	3 years 6 months 25 days
Weighted Average Remaining Contractual Life, options outstanding, vested and expected to vest	3 years 8 months 26 days
Weighted-Average Remaining Contractual Life , Exercisable	2 years 7 months 28 days
Aggregate Intrinsic Value, Beginning balance	$ 301,781	$ 376,563	$ 328,120
Aggregate Intrinsic Value, ending Balance	141,969	$ 301,781	$ 376,563	$ 328,120
Aggregate Intrinsic Value, vested and expected to vest	141,969
Aggregate Intrinsic Value, Exercisable	$ 131,982