v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Long-lived assets and Income taxes (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES    
Intangible assets, useful life 10 years  
Impairment loss measurement $ 0 $ 0
Unrecognized Tax Benefits $ 0 $ 0