PLANT, PROPERTY AND EQUIPMENT, NET (Schedule of Fixed assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Total depreciable property and equipment	$ 34,315	$ 34,226
Less: accumulated depreciation	(21,434)	(19,282)
Depreciable property, net	12,881	14,944
Assets under development	1,194	3,207
Property, plant, and equipment, net	14,075	18,151
Computer hardware and software
Total depreciable property and equipment	34,263	34,206
Furniture, fixtures and equipment
Total depreciable property and equipment	$ 52	$ 20