Debt - Schedule of Net Carrying Amounts of Liability Component of Convertible Notes (Details) - 0.00% Convertible Senior Notes Due January 15, 2026 - Convertible Senior Notes - USD ($)	Jul. 31, 2024	Jan. 31, 2024	Jan. 31, 2021
Debt Instrument [Line Items]
Debt instrument, principal amount	$ 345,000,000	$ 345,000,000	$ 345,000,000
Unamortized issuance costs	(2,796,000)	(3,750,000)
Net carrying amount	$ 342,204,000	$ 341,250,000