Increase decrease in share based compensation.

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Percentage of fair value per share granted.

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Percentage of grants owning more than voting stock.

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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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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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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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Number of shares authorized for issuance under share-based payment arrangement.

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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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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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STOCKHOLDERS’ EQUITY - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Class of Stock [Line Items]
Shares available for future grants (in shares)	637,414		637,414
Unvested Employee Stock Options and RSUs
Class of Stock [Line Items]
Unrecognized compensation cost	$ 1,218		$ 1,218
Weighted average period of recognition			2 years 2 months 19 days
2015 Omnibus Incentive Plan
Class of Stock [Line Items]
Increased (decrease) in stock-based compensation	$ 0	$ 15	$ (4)	$ (25)
2015 Omnibus Incentive Plan \| Maximum
Class of Stock [Line Items]
Shares authorized (up to) (in shares)	5,236,000		5,236,000
2015 Omnibus Incentive Plan \| Stock options
Class of Stock [Line Items]
Expiration period			10 years
2015 Omnibus Incentive Plan \| Stock options \| Maximum
Class of Stock [Line Items]
Vesting period			4 years
2015 Omnibus Incentive Plan \| Stock options \| Minimum
Class of Stock [Line Items]
Percentage of fair value per share granted (not less than)	110.00%		110.00%
Percentage of grants owning more than voting stock	10.00%		10.00%
Vesting period			1 year