SHARE-BASED COMPENSATION - Share Option Activity (Details)	6 Months Ended	12 Months Ended
Jun. 30, 2026 USD ($) $ / shares shares	Dec. 31, 2025 $ / shares shares
Number of Shares
Options outstanding at beginning \| shares	1,643,122
Exercised \| shares	(5,089)
Forfeited \| shares	(447,923)
Options outstanding at end \| shares	1,190,110	1,643,122
Options exercisable at June 30, 2026 \| shares	718,786
Weighted-Average Exercise Price
Options outstanding at beginning	$ 5.9
Exercised	0.04
Forfeited	6.59
Options outstanding at end	5.67	$ 5.9
Options exercisable at March 31, 2026	$ 7.52
Weighted-Average Remaining Contractual Term (Years)
Options outstanding weighted-average remaining contractual term (in years)	8 years 6 months	8 years 11 months 12 days
Options exercisable weighted average remaining contractual term (in years)	8 years 3 months 29 days
Weighted- Average Fair Value at Grant Date
Weighted- Average Fair Value at Grant Date at beginning (in $ per share)	$ 3.12
Weighted- Average Fair Value at Grant Date at end (in $ per share)	$ 2.74	$ 3.12
Aggregate Intrinsic Value, Options exercisable \| $	$ 400

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

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