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INVESTMENTS - Marketable Securities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
INVESTMENTS    
Amortized Cost, Current $ 1,385 $ 219
Amortized Cost, Due from one through five years 3,977 6,503
Amortized Cost, Due from six through ten years 2,347 2,479
Amortized Cost, Due from eleven through twenty years 799 1,014
Amortized Cost, Total 8,508 10,215
Market Value, Current 1,381 223
Market Value, Due from one through five years 3,950 6,805
Market Value, Due from six through ten years 2,455 2,790
Market Value, Due from eleven through twenty years 773 1,102
Market Value, Total $ 8,559 $ 10,920