Stockholders' Equity - Summarizes of Stock Option Activities (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jan. 31, 2022	Jan. 31, 2021
Number of Shares
Shares, Beginning balance	1,366
Shares, Granted	120
Shares, Exercised	(125)
Shares, Canceled	(36)
Shares, Ending balance	1,325
Shares, Vested and exercisable	1,152
Weighted Average Exercise Price Per Share
Weighted Average Exercise Price Per Share, Beginning balance	$ 7.95
Weighted Average Exercise Price Per Share, Granted	16.28
Weighted Average Exercise Price Per Share, Exercised	3.81
Weighted Average Exercise Price Per Share, Canceled	13.79
Weighted Average Exercise Price Per Share, Ending balance	8.93
Weighted Average Exercise Price Per Share, Vested and exercisable	$ 8.18
Aggregate Intrinsic Value
Aggregate Intrinsic Value	$ 12,064	$ 7,803
Aggregate Intrinsic Value, Vested and exercisable	$ 11,363

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest exercisable or convertible options. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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