Debt - Schedule of Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 30, 2024	Apr. 30, 2023
Debt Instrument [Line Items]
Total interest expense	$ 6,611	$ 2,926
Convertible Senior Notes \| Convertible Notes
Debt Instrument [Line Items]
Contractual interest expense	5,265	2,625
Amortization of debt discount and issuance costs	985	301
2027 Revolving Credit Facility \| Revolving Credit Facility \| Line of Credit
Debt Instrument [Line Items]
Amortization of debt discount and issuance costs	211	0
Commitment fees	$ 150	$ 0

Amount of amortization expense attributable to debt issuance costs.

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