Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details)

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Note 2 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2023
Apr. 30, 2022
Balance as of February 1, 2023 $ 221  
Additions (reductions) from provision for credit loss expense 70 $ (320)
Balance as of April 30, 2023 $ 291