Operating Leases - Schedule of Supplemental Balance Sheet Information (Details) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Assets
Operating lease right-of-use assets	$ 95,965	$ 97,649
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	$ 20,697	$ 15,601
Operating lease liabilities, noncurrent	85,018	90,415
Total operating lease liabilities	$ 105,715	$ 106,016
Weighted average remaining lease term	5 years 1 month 6 days	6 years 1 month 6 days
Weighted average discount rate	4.00%	4.50%