v3.22.0.1
Leases - Narrative (Details) - USD ($)
12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Leases [Abstract]      
Cash payments $ 11,800,000 $ 11,000,000  
Operating lease liabilities arising from obtaining operating right of-use assets $ 4,867,000 $ 6,249,000 $ 0
Weighted average remaining lease term 3 years 4 years 1 month 6 days  
Weighted average discount rate 5.40% 5.90%  
Rent expense     $ 10,300,000
Sublease income $ 0 $ 0