Shareholders' Equity - Additional information (Detail) - USD ($) $ in Millions	12 Months Ended
Jan. 31, 2023	Jan. 31, 2022
Class of Stock [Line Items]
Company shares given to employees, shares	17,752	27,222
Company shares given to employees, value	$ 0.3	$ 0.4

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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