PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 5,418,000		$ 5,418,000		$ 5,327,000
Accumulated depreciation and amortization	(2,468,000)		(2,468,000)		(1,790,000)
Property, plant and equipment, net	2,950,000		2,950,000		3,537,000
Depreciation and amortization expense	374,000	$ 375,000	721,000	$ 710,000
Industrial operations
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	341,000	348,000	654,000	656,000
Industrial operations | Cost of Sales
Property, Plant and Equipment [Line Items]
Depreciation and amortization expense	106,000	$ 140,000	216,000	$ 248,000
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,190,000		3,190,000		3,057,000
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	583,000		583,000		585,000
Computer hardware and software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	627,000		627,000		660,000
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,018,000		$ 1,018,000		$ 1,025,000