EMPLOYEE STOCK OPTIONS AND RESTRICTED STOCK UNITS - Status of the Stock Options (Details) - USD ($)	3 Months Ended
Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022
Weighted- Average Exercise Price
Granted (in usd per share)	$ 0	$ 0	$ 0	$ 0
Forfeited or rescinded (in usd per share)	0	0	0	0
Exercised (in usd per share)	$ 0	$ 0	$ 2.00	$ 0
Stock options
Options
Outstanding at beginning of the year (in shares)	265,500	265,500	365,500	365,500
Granted (in shares)	0	0	0	0
Forfeited or rescinded (in shares)	0	0	0	0
Exercised (in shares)	0	0	(100,000)	0
Outstanding at end of year (in shares)	265,500	265,500	265,500	365,500
Options Exercisable at end of year (in shares)	265,500		265,500
Weighted- Average Exercise Price
Outstanding at beginning of the year (in usd per share)	$ 4.21	$ 4.21	$ 3.61	$ 3.61
Outstanding at end of year (in usd per share)	4.21	$ 4.21	4.21	$ 3.61
Exercisable at end of year (in usd per share)	$ 4.21		$ 4.21
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract]
Options Outstanding - Weighted-Average Remaining Contractual Term	1 year 1 month 20 days	1 year 4 months 20 days	2 years 1 month 20 days	2 years 2 months 15 days
Options Exercisable - Weighted-Average Remaining Contractual Term	1 year 1 month 20 days		2 years 1 month 20 days
Aggregate Intrinsic Value	$ 0	$ 0	$ 128,700	$ 536,900

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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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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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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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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