GOODWILL (Narrative) (Details)	3 Months Ended	12 Months Ended
Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) $ / shares	Dec. 31, 2017 USD ($) $ / shares
Increase (decrease) in stock price and market capitalization		(41.00%)
Closing stock price \| $ / shares		$ 1.78	$ 1.78
Goodwill, impairment loss	$ 304,100,000	$ 304,100,000	$ 304,100,000
Measurement Input, Control Premium [Member]
Business Segment Measurement Input		20	20
Minimum \| Measurement Input, Discount Rate [Member]
Business Segment Measurement Input		10.25	10.25
Maximum \| Measurement Input, Discount Rate [Member]
Business Segment Measurement Input		11.25	11.25

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration