v3.26.1
FAIR VALUE MEASUREMENTS - Carrying value and fair value (Details) - Fair Value, Inputs, Level 3 - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
FAIR VALUE MEASUREMENTS    
DECD loan, Carrying value $ 1,160 $ 1,277
DECD loan, Fair value $ 968 $ 1,038