Cash Equivalents and Marketable Securities - Available-for-Sale Marketable Securities, Fair Value and Unrealized Losses Continuous Unrealized Loss Position (Details) $ in Thousands	Jan. 31, 2024 USD ($)
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	$ (142)
AFS, Less Than 12 Months, Fair Value	143,974
AFS, 12 Months or Greater, Unrealized Losses	(26)
AFS, 12 Months or Greater, Fair Value	13,072
AFS, Total Unrealized Losses	(168)
AFS, Total Fair Value	157,046
U.S. government agencies securities
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	(9)
AFS, Less Than 12 Months, Fair Value	17,968
AFS, 12 Months or Greater, Unrealized Losses	(4)
AFS, 12 Months or Greater, Fair Value	2,362
AFS, Total Unrealized Losses	(13)
AFS, Total Fair Value	20,330
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	5,953
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	5,953
Corporate debt securities
Debt Securities, Available-for-sale, Unrealized Loss Position [Line Items]
AFS, Less Than 12 Months, Unrealized Losses	(133)
AFS, Less Than 12 Months, Fair Value	120,053
AFS, 12 Months or Greater, Unrealized Losses	(22)
AFS, 12 Months or Greater, Fair Value	10,710
AFS, Total Unrealized Losses	(155)
AFS, Total Fair Value	$ 130,763

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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