Leases - Additional Information (Details)	3 Months Ended
	Apr. 30, 2023 USD ($) Lease
Lessee Lease Description [Line Items]
Finance lease agreements term	4 years
Sublease expiration year	2026
Operating lease not yet commenced, description	As of April 30, 2023, we had two operating leases for our office spaces that have not yet commenced.
Operating leases, not yet commenced | Lease	2
Undiscounted future payments	$ 41,600,000
Financing lease not yet commenced, description	We did not have any finance leases that had not yet commenced as of April 30, 2023
Finance leases, not yet commenced	$ 0
Minimum
Lessee Lease Description [Line Items]
Operating lease expiration year	2024
Total lease term of sublease arrangement	30 months
Operating lease term	9 years
Maximum
Lessee Lease Description [Line Items]
Operating lease expiration year	2034
Total lease term of sublease arrangement	96 months
Operating lease term	10 years