INVENTORY (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
INVENTORY
Raw materials	$ 2,503	$ 2,400
Work-in-progress	2,813	3,142
Finished goods	473	275
Inventory reserve	(1,021)	(1,483)
Total inventory	$ 4,768	$ 4,334

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount of valuation reserve for inventory.

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