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Debt - Carrying Value of Liability Component (Details) - Convertible Debt - USD ($)
$ in Thousands
Oct. 31, 2023
Jan. 31, 2023
2023 Notes:    
Debt Instrument [Line Items]    
Principal $ 0 $ 37,083
Less: unamortized transaction costs 0 (118)
Net carrying value of liability component 0 36,965
2024 Notes:    
Debt Instrument [Line Items]    
Principal 690,000 690,000
Less: unamortized transaction costs (889) (4,078)
Net carrying value of liability component $ 689,111 $ 685,922