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Trade Accounts Receivable - Trade Receivables (Details) - USD ($)
$ in Thousands
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Trade accounts receivable $ 43,565 $ 39,536  
Less: Provision for credit losses (1,860) (2,330) $ (2,003)
Accounts Receivable, after Allowance for Credit Loss, Current, Total $ 41,705 $ 37,206