Stock-Based Compensation - Summarized Activity Related to Restricted Stock Units (Detail) - Restricted Stock Unit shares in Thousands	12 Months Ended
	Oct. 31, 2023 $ / shares shares
Number of Shares
Beginning balance (in shares) | shares	81
Granted (in shares) | shares	47
Forfeited (in shares) | shares	(7)
Vested (in shares) | shares	(52)
Ending balance (in shares) | shares	69
Weighted˗Average Grant Date Fair Value Per Share
Beginning balance (in dollars per share) | $ / shares	$ 223.77
Granted (in dollars per share) | $ / shares	233.06
Forfeited (in dollars per share) | $ / shares	240.94
Vested (in dollars per share) | $ / shares	219.82
Ending balance (in dollars per share) | $ / shares	$ 236.28