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FIXED ASSETS - Depreciation (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Depreciation        
Depreciation $ 10 $ 13 $ 29 $ 26
Impairment loss     83  
Assets held for sale 53   53  
Research and lab equipment        
Depreciation        
Assets held for sale $ 53   $ 53