Cash Equivalents and Marketable Securities - Available-for-Sale Marketable Securities, Fair Value and Unrealized Losses Continuous Unrealized Loss Position (Details) $ in Thousands	Oct. 31, 2023 USD ($)
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	$ (763)
AFS, Less Than 12 Months, Fair Value	274,466
AFS, 12 Months or Greater, Unrealized Losses	(37)
AFS, 12 Months or Greater, Fair Value	7,913
AFS, Total Unrealized Losses	(800)
AFS, Total Fair Value	282,379
U.S. treasury securities
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	0
AFS, Less Than 12 Months, Fair Value	4,921
AFS, 12 Months or Greater, Unrealized Losses	0
AFS, 12 Months or Greater, Fair Value	0
AFS, Total Unrealized Losses	0
AFS, Total Fair Value	4,921
U.S. government agencies securities
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	(97)
AFS, Less Than 12 Months, Fair Value	52,548
AFS, 12 Months or Greater, Unrealized Losses	0
AFS, 12 Months or Greater, Fair Value	0
AFS, Total Unrealized Losses	(97)
AFS, Total Fair Value	52,548
Yankee bonds
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	(1)
AFS, Less Than 12 Months, Fair Value	2,239
AFS, 12 Months or Greater, Unrealized Losses	0
AFS, 12 Months or Greater, Fair Value	0
AFS, Total Unrealized Losses	(1)
AFS, Total Fair Value	2,239
Commercial paper
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	0
AFS, Less Than 12 Months, Fair Value	2,497
AFS, 12 Months or Greater, Unrealized Losses	0
AFS, 12 Months or Greater, Fair Value	0
AFS, Total Unrealized Losses	0
AFS, Total Fair Value	2,497
Corporate debt securities
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	(665)
AFS, Less Than 12 Months, Fair Value	212,261
AFS, 12 Months or Greater, Unrealized Losses	(37)
AFS, 12 Months or Greater, Fair Value	7,913
AFS, Total Unrealized Losses	(702)
AFS, Total Fair Value	$ 220,174

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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