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2 - INVENTORY (Details) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Inventory Disclosure [Abstract]
Inventory, Net	$ 4,409,000	$ 4,990,000
Inventory Valuation Reserves	$ 7,910,000	$ 7,848,000

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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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-Name Accounting Standards Codification
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Amount of valuation reserve for inventory.

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-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 35
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-Name Accounting Standards Codification
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