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
Apr. 30, 2021
Apr. 30, 2020
Leases [Abstract]    
Operating lease cost $ 1,734 $ 1,879
Short-term lease cost 925 3,329
Variable lease cost 125 425
Total $ 2,784 $ 5,633