SIGNIFICANT ACCOUNTING POLICIES - SUMMARY OF INVENTORY (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Aug. 30, 2018	Dec. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Raw materials	$ 4,521		$ 5,163
Finished goods	1,130		1,024
Gross inventories	5,651		6,187
Less: reserve for obsolescence	(439)		(1,913)
Net inventories of continuing operations	5,212		4,274
Finished goods of discontinued operations	0	$ 2,195	2,252
Net inventories of continuing and discontinued operations	$ 5,212		$ 6,526

Net inventories of continuing and discontinued operations

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

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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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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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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 of valuation reserve for inventory.

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