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FAIR VALUE MEASUREMENTS - Corporate Bonds (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2025	Jun. 30, 2025
Corporate bond
FAIR VALUE MEASUREMENTS
Allowance charged off	$ 200	$ 1,200
Fair value	2,203	$ 2,203	$ 2,403
Corporate Bonds
FAIR VALUE MEASUREMENTS
Impairment losses	4,400
Allowance charged off	$ 1,200

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