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Leases (Details) - Schedule of Components of Lease Expense - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2020
Apr. 30, 2019
Schedule of Components of Lease Expense [Abstract]    
Operating lease expense $ 1,686 $ 1,609
Variable lease expense 131 193
Total lease expense $ 1,817 $ 1,802