Operating Leases - Schedule of Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Jan. 31, 2025
Assets
Operating lease right-of-use assets	$ 52,423	$ 55,900
Liabilities:
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Accrued expenses and other current liabilities	$ 27,765	$ 27,026
Operating lease liabilities, noncurrent	30,710	37,406
Total operating lease liabilities	$ 58,475	$ 64,432
Weighted average remaining lease term	2 years 8 months 12 days	3 years 3 months 18 days
Weighted average discount rate	4.80%	4.40%