Stock-Based Compensation - Additional Information (Details) $ in Millions	6 Months Ended
	Apr. 30, 2024 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unamortized share-based compensation expense	$ 1,500.0
Weighted-average period of total compensation costs to be recognized in years	2 years 6 months
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unamortized share-based compensation expense	$ 85.8
Weighted-average period of total compensation costs to be recognized in years	2 years