v3.24.1.u1
INVESTMENTS (Summary of Investments) (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
INVESTMENTS [Abstract]    
Equity method investments $ 3,461 $ 3,775
Nonmarketable equity investments without readily determinable fair values 12,532 12,617
Total investment securities $ 15,993 $ 16,392