PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	$ 60,192	$ 58,656
Less: accumulated depreciation	(37,542)	(34,409)
Property, plant and equipment, net	22,650	24,247
Land
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	1,233	1,233
Buildings
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	$ 27,428	26,643
Buildings | Minimum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	7 years
Buildings | Maximum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	40 years
Operating equipment
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	$ 19,948	19,368
Operating equipment | Minimum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	3 years
Operating equipment | Maximum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	15 years
Furniture and fixtures
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	$ 3,637	3,476
Furniture and fixtures | Minimum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	5 years
Furniture and fixtures | Maximum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	7 years
Vehicles
PROPERTY, PLANT AND EQUIPMENT
Gross property, plant and equipment	$ 7,946	$ 7,936
Vehicles | Minimum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	5 years
Vehicles | Maximum
PROPERTY, PLANT AND EQUIPMENT
Estimated Useful Lives	10 years