SHARE-BASED COMPENSATION - Options Outstanding (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Number of Options
Outstanding (in shares)	3,513,079
Granted (in shares)	0	0
Exercised (in shares)	0	0
Forfeited (and expired) (in shares)	(1,545,653)
Outstanding (in shares)	1,967,426	3,513,079
Exercisable/vested (in shares)	1,772,252
Weighted- Average Exercise Price per Option
Outstanding (in usd per share)	$ 1.04	$ 0.88
Granted (in usd per share)	0
Exercised (in usd per share)	0
Forfeited (and expired) (in usd per share)	0.67
Outstanding (in usd per share)	1.04	$ 0.88
Exercisable/vested (in usd per share)	$ 0.83
Weighted- Average Remaining Contract Term (in years)
Outstanding	6 years 6 months 25 days	7 years 3 months 18 days
Exercisable/vested	6 years 5 months 23 days
Aggregate Intrinsic Value
Outstanding	$ 28	$ 0
Exercisable/vested	$ 19

Share-based Compensation Arrangement by Share-based Payment Award, Options, Intrinsic Value

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Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term

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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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- Definition

For presentations that combine terminations, 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 or that expired.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)
-Publisher FASB
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Weighted average price of options that were either forfeited or expired.

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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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 per share amount at which grantees can acquire shares of common stock by exercise of options.

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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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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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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Number of share options (or share units) exercised during the current period.

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