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ACCOUNTING FOR LEASES - Lease costs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
ACCOUNTING FOR LEASES      
Short-term lease costs $ 287 $ 382 $ 451
Long-term lease costs 1,405 1,432 1,444
Total lease costs $ 1,692 $ 1,814 $ 1,895