PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment
Property, Plant and Equipment, Gross	$ 407,817	$ 382,746
Total	407,817	382,746
Depreciation expense	0	0
Land
Property, Plant and Equipment
Property, Plant and Equipment, Gross	326	326
Buildings
Property, Plant and Equipment
Property, Plant and Equipment, Gross	6,223	6,223
Machinery and equipment
Property, Plant and Equipment
Property, Plant and Equipment, Gross	38,608	38,608
Vehicles
Property, Plant and Equipment
Property, Plant and Equipment, Gross	522	465
Construction in progress
Property, Plant and Equipment
Property, Plant and Equipment, Gross	$ 362,138	$ 337,124

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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