Debt - 2022 Promissory Note (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Feb. 28, 2025	Sep. 30, 2022	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024	Oct. 30, 2025
Debt Instrument [Line Items]
Warrants, outstanding value							$ 900
Loss on extinguishment of debt			$ 97,450	$ 0	$ 117,978	$ 0
2022 promissory note | 2022 promissory note
Debt Instrument [Line Items]
Debt issued		$ 150,000
Stock issued during period, shares, warrants issued (in shares)		599,280
Interest rate		11.50%
Prepayment multiplier		1.3
Warrants, outstanding value		$ 11,800
Debt issuance costs		$ 100
Effective interest rate after amortization to interest expense		14.50%
Payments to extinguish debt	$ 198,100
Loss on extinguishment of debt	$ 20,500
2022 promissory note | 2022 promissory note | Cash Interest Rate
Debt Instrument [Line Items]
Interest rate, cash portion		4.00%
2022 promissory note | 2022 promissory note | Paid-In-Kind Interest Rate
Debt Instrument [Line Items]
Interest rate, paid-in-kind interest, portion		7.50%