Stock-Based Compensation - Summarized Activity Related to Stock Options (Detail) - Stock Options $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Oct. 31, 2025 USD ($) $ / shares shares
Number of Options
Beginning balance (in shares) | shares	855
Granted (in shares) | shares	60
Exercised (in shares) | shares	(93)
Forfeited or expired (in shares) | shares	(11)
Ending balance (in shares) | shares	811
Expected to vest (in shares) | shares	142
Exercisable (in shares) | shares	666
Weighted˗Average Exercise Price Per Share
Beginning balance (in dollars per share) | $ / shares	$ 167.26
Granted (in dollars per share) | $ / shares	209.73
Exercised (in dollars per share) | $ / shares	107.74
Forfeited or expired (in dollars per share) | $ / shares	225.98
Ending balance (in dollars per share) | $ / shares	176.40
Expected to vest (in dollars per share) | $ / shares	231.36
Exercisable (in dollars per share) | $ / shares	$ 164.53
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Aggregate Intrinsic Value, Outstanding | $	$ 48,471
Aggregate Intrinsic Value, Expected to vest | $	1,226
Aggregate Intrinsic Value, Exercisable | $	$ 47,221
Weighted Average Remaining Term, Outstanding	4 years 3 months 18 days
Weighted Average Remaining Term, Expected to vest	7 years 10 months 24 days
Weighted Average Remaining Term, Exercisable	3 years 7 months 6 days