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Note 6 - Balance Sheet - Continuing Operations - Schedule of Accounts Receivable (Details) - USD ($) $ in Thousands | Oct. 31, 2021 | Jan. 31, 2021
--- | --- | ---
Accounts receivable | $ 9,959 | $ 5,695
Less allowance for doubtful accounts | (481) | (948)
Accounts receivable net of allowance for doubtful accounts | $ 9,478 | $ 4,747

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