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PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
PROPERTY, PLANT AND EQUIPMENT      
Total $ 40,269   $ 39,508
Less accumulated depreciation (9,672)   (9,402)
Total property, plant and equipment 30,597   30,106
Depreciation expense 270 $ 260  
Cost of product sales      
PROPERTY, PLANT AND EQUIPMENT      
Depreciation expense 126 $ 121  
Land      
PROPERTY, PLANT AND EQUIPMENT      
Total 14,953   14,953
Buildings and leasehold improvements      
PROPERTY, PLANT AND EQUIPMENT      
Total 17,544   16,949
Vehicles      
PROPERTY, PLANT AND EQUIPMENT      
Total 1,556   1,556
Machinery and equipment      
PROPERTY, PLANT AND EQUIPMENT      
Total 5,887   5,750
Furniture and fixtures      
PROPERTY, PLANT AND EQUIPMENT      
Total $ 329   $ 300