Represents the number of shares issuable under restricted stock units awarded during the period.

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Represents the percentage of the maximum shares for the target number of shares awarded.

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Represents the percentage reduction in the aggregate fair value of stock option

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The period of monthly closing prices used for the estimated measure of the maximum percentage by which a share price is expected to fluctuate during a period. The volatility of a share price is the standard deviation of the continuously compounded rates of return on the share over a specified period. That is the same as the standard deviation of the differences in the natural logarithms of the stock prices plus dividends, if any, over the period.

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Aggregate number of common shares reserved for future issuance.

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Number of shares of common stock issued as dividends during the period. Excludes stock splits.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of noncash expense for share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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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.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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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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Percentage of vesting of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Jun. 23, 2020
Share-based Compensation Arrangement by Share-based Payment Award
Cash dividends deemed paid on shares	1,306
Percentage Reduction In The Aggregate Fair Value Of Stock Option	88.50%
Stock compensation expense	$ 1,034	$ 920
Unrecognized compensation cost	$ 8,400
Compensation expense recognize, period	3 years
Intrinsic value of the stock options exercised	$ 700
Intrinsic value of outstanding stock options	3,300
Intrinsic value of exercisable stock options	$ 3,000
Period used for calculations	5 years
Minimum
Share-based Compensation Arrangement by Share-based Payment Award
Period used for calculations	3 years
Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Period used for calculations	5 years
2020 Plan
Share-based Compensation Arrangement by Share-based Payment Award
Number of shares of common stock reserved for issuance			500,000
Stock Options Plans [Member]
Share-based Compensation Arrangement by Share-based Payment Award
Initial vesting percentage	33.33%
Period to become exercisable	3 years
Number of shares of common stock reserved for issuance	1,825,083
Number of shares of common stock available for award	84,273
Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
The number of shares issuable under restricted stock units awarded during the period	6,000	47,000
Earnings per share performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
The number of shares issuable under restricted stock units awarded during the period	15,000
ISOs/NSOs \| Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award
Incentive stock option award maximum expiration period	10 years
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award
Awarded (in shares)	96,000
Incentive stock option award maximum expiration period	3 years
Vested	35,000
Renewable Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award
The number of shares issuable under restricted stock units awarded during the period	7,500	7,500
Time Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award
The number of shares issuable under restricted stock units awarded during the period	45,300	57,500
Senior executives \| Performance-based restricted stock units \| Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award
Period to become exercisable	3 years
Percentage of the maximum shares for the target number of shares awarded	50.00%