Leases - Additional Information (Details) - USD ($) $ in Millions	Oct. 31, 2021	Jan. 31, 2021
Lessee, Lease, Description [Line Items]
Weighted average remaining lease term (in years)	6 years 10 months 24 days	7 years 3 months 18 days
Weighted average discount rate (in percentage)	2.59%	2.69%
Operating lease minimum payments, executed leases that have not commenced	$ 21.4
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term (in years)	1 year
Lease renewal term (in years)	1 year
Optional termination period (in years)	1 year
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term (in years)	68 years
Lease renewal term (in years)	10 years
Optional termination period (in years)	9 years