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LEASES, Net Operating Lease Expenses (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Net Operating Lease Expense [Abstract]        
Operating lease expense $ 146 $ 164 $ 333 $ 315
Sublease income (21) (21) (42) (42)
Variable lease expense 51 1 53 10
Total lease expense $ 176 $ 144 $ 344 $ 283