Consolidated Balance Sheet (Parentheticals) - USD ($) shares in Thousands, $ in Thousands	Jan. 31, 2021	Jan. 31, 2020
Allowance for doubtful accounts	$ 474	$ 407
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized (in shares)	50,000	50,000
Common stock, issued (in shares)	8,165	8,048
Common stock, outstanding (in shares)	8,165	8,048

Amount of allowance for credit loss on accounts receivable, classified as current.

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Face amount or stated value per share of common stock.

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