Quarterly report pursuant to Section 13 or 15(d)

Operating Leases - Summary of Lease Costs (Details)

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Operating Leases - Summary of Lease Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2021
Oct. 31, 2020
Leases [Abstract]        
Operating lease cost $ 2,433 $ 1,814 $ 6,013 $ 5,522
Short-term lease cost 1,133 1,744 2,989 7,888
Variable lease cost 139 50 413 609
Total $ 3,705 $ 3,608 $ 9,415 $ 14,019