INVENTORIES (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019
INVENTORIES
Raw material	$ 2,340,000	$ 2,178,000
Work in process	2,078,000	2,302,000
Finished goods	17,867,000	18,402,000
Inventory net	$ 22,285,000	$ 22,882,000

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

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