ASSETS HELD FOR SALE AND DISCONTINUED OPERATIONS (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2022	Dec. 31, 2021
ASSETS HELD FOR SALE AND DISCONTINUED OPERATIONS
Current assets held for sale		$ 19,348
Current liabilities held for sale		1,755
IKONICS
Other information
Percent of net proceeds of disposal that is accrued to historic stockholders if disposition is consummated within eighteen months (as a percent)	95.00%
IKONICS \| Discontinued Operations, Held-for-sale [Member]
ASSETS HELD FOR SALE AND DISCONTINUED OPERATIONS
Trade receivables		1,327
inventories		3,737
Prepaid expenses and other current assets		944
Property, plant and equipment, net		10,036
Intangible assets, net		3,304
Current assets held for sale		19,348
Accounts payable		1,207
Accrued compensation		439
Other accrued liabilities		109
Current liabilities held for sale		$ 1,755
Impairment of assets of IKONIC's long lived assets	$ 4,500

Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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