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Property and Equipment (Details narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Property and Equipment        
Depreciation expense $ 9 $ 63 $ 15 $ 179
Assets impairment charges $ 4,800   $ 60,900 $ 1,500