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Leases (Details) - Schedule of Components of Lease Expense - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2020
Oct. 31, 2019
Schedule of Components of Lease Expense [Abstract]        
Operating lease expense $ 1,545 $ 1,557 $ 4,779 $ 4,867
Variable lease expense 79 139 417 491
Total lease expense $ 1,624 $ 1,696 $ 5,196 $ 5,358